Finding the Fourth Proportional to 162,250.38, 243,382.25 and 55,707.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,250.38 : 243,382.25 = 55,707.50 : x
2. Step 2: Convert to fraction form
   162,250.38/243,382.25 = 55,707.50/x
3. Step 3: Cross multiply
   162,250.38x = 243,382.25 × 55,707.50
4. Step 4: Simplify right side
   162,250.38x = 13,558,216,691.88
5. Step 5: Solve for x
   x = 13,558,216,691.88/162,250.38
6. Step 6: Final answer
   x = 83,563.54