Finding the Fourth Proportional to 77,669,630.50, 107,186,662.83 and 42,389,361.94

Step by Step Solution

1. Step 1: Write the proportion equation
   77,669,630.50 : 107,186,662.83 = 42,389,361.94 : x
2. Step 2: Convert to fraction form
   77,669,630.50/107,186,662.83 = 42,389,361.94/x
3. Step 3: Cross multiply
   77,669,630.50x = 107,186,662.83 × 42,389,361.94
4. Step 4: Simplify right side
   77,669,630.50x = 4,543,574,245,841,614
5. Step 5: Solve for x
   x = 4,543,574,245,841,614/77,669,630.50
6. Step 6: Final answer
   x = 58,498,723.59