Finding the Fourth Proportional to 76,742,524,870.41, 105,897,577,202.78 and 42,447,493,303.88

Step by Step Solution

1. Step 1: Write the proportion equation
   76,742,524,870.41 : 105,897,577,202.78 = 42,447,493,303.88 : x
2. Step 2: Convert to fraction form
   76,742,524,870.41/105,897,577,202.78 = 42,447,493,303.88/x
3. Step 3: Cross multiply
   76,742,524,870.41x = 105,897,577,202.78 × 42,447,493,303.88
4. Step 4: Simplify right side
   76,742,524,870.41x = 4,495,086,699,212,543,361,024
5. Step 5: Solve for x
   x = 4,495,086,699,212,543,361,024/76,742,524,870.41
6. Step 6: Final answer
   x = 58,573,609,700.79