Finding the Fourth Proportional to 99,751.28, 137,656.71 and 63,941.27

Step by Step Solution

1. Step 1: Write the proportion equation
   99,751.28 : 137,656.71 = 63,941.27 : x
2. Step 2: Convert to fraction form
   99,751.28/137,656.71 = 63,941.27/x
3. Step 3: Cross multiply
   99,751.28x = 137,656.71 × 63,941.27
4. Step 4: Simplify right side
   99,751.28x = 8,801,944,861.42
5. Step 5: Solve for x
   x = 8,801,944,861.42/99,751.28
6. Step 6: Final answer
   x = 88,238.92