Finding the Fourth Proportional to 134,799.98, 202,225.89 and 51,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,799.98 : 202,225.89 = 51,687.50 : x
2. Step 2: Convert to fraction form
   134,799.98/202,225.89 = 51,687.50/x
3. Step 3: Cross multiply
   134,799.98x = 202,225.89 × 51,687.50
4. Step 4: Simplify right side
   134,799.98x = 10,452,550,689.38
5. Step 5: Solve for x
   x = 10,452,550,689.38/134,799.98
6. Step 6: Final answer
   x = 77,541.19