Finding the Fourth Proportional to 83,129.98, 114,762.15 and 49,148.86

Step by Step Solution

1. Step 1: Write the proportion equation
   83,129.98 : 114,762.15 = 49,148.86 : x
2. Step 2: Convert to fraction form
   83,129.98/114,762.15 = 49,148.86/x
3. Step 3: Cross multiply
   83,129.98x = 114,762.15 × 49,148.86
4. Step 4: Simplify right side
   83,129.98x = 5,640,428,843.65
5. Step 5: Solve for x
   x = 5,640,428,843.65/83,129.98
6. Step 6: Final answer
   x = 67,850.72