Finding the Fourth Proportional to 99,814,152.24, 149,587,397.59 and 77,683,019.41

Step by Step Solution

1. Step 1: Write the proportion equation
   99,814,152.24 : 149,587,397.59 = 77,683,019.41 : x
2. Step 2: Convert to fraction form
   99,814,152.24/149,587,397.59 = 77,683,019.41/x
3. Step 3: Cross multiply
   99,814,152.24x = 149,587,397.59 × 77,683,019.41
4. Step 4: Simplify right side
   99,814,152.24x = 11,620,400,709,339,006
5. Step 5: Solve for x
   x = 11,620,400,709,339,006/99,814,152.24
6. Step 6: Final answer
   x = 116,420,371.75