Finding the Fourth Proportional to 99,404.86, 149,200.71 and 52,053.93

Step by Step Solution

1. Step 1: Write the proportion equation
   99,404.86 : 149,200.71 = 52,053.93 : x
2. Step 2: Convert to fraction form
   99,404.86/149,200.71 = 52,053.93/x
3. Step 3: Cross multiply
   99,404.86x = 149,200.71 × 52,053.93
4. Step 4: Simplify right side
   99,404.86x = 7,766,483,557.16
5. Step 5: Solve for x
   x = 7,766,483,557.16/99,404.86
6. Step 6: Final answer
   x = 78,129.82