Finding the Fourth Proportional to 76,935,111.48, 115,424,241.98 and 30,909,300.39

Step by Step Solution

1. Step 1: Write the proportion equation
   76,935,111.48 : 115,424,241.98 = 30,909,300.39 : x
2. Step 2: Convert to fraction form
   76,935,111.48/115,424,241.98 = 30,909,300.39/x
3. Step 3: Cross multiply
   76,935,111.48x = 115,424,241.98 × 30,909,300.39
4. Step 4: Simplify right side
   76,935,111.48x = 3,567,682,567,647,868.50
5. Step 5: Solve for x
   x = 3,567,682,567,647,868.50/76,935,111.48
6. Step 6: Final answer
   x = 46,372,618.42