Finding the Fourth Proportional to 162,480.87, 243,661.59 and 55,834.56

Step by Step Solution

1. Step 1: Write the proportion equation
   162,480.87 : 243,661.59 = 55,834.56 : x
2. Step 2: Convert to fraction form
   162,480.87/243,661.59 = 55,834.56/x
3. Step 3: Cross multiply
   162,480.87x = 243,661.59 × 55,834.56
4. Step 4: Simplify right side
   162,480.87x = 13,604,737,666.55
5. Step 5: Solve for x
   x = 13,604,737,666.55/162,480.87
6. Step 6: Final answer
   x = 83,731.32