Finding the Fourth Proportional to 162,454.23, 243,656.69 and 55,854.36

Step by Step Solution

1. Step 1: Write the proportion equation
   162,454.23 : 243,656.69 = 55,854.36 : x
2. Step 2: Convert to fraction form
   162,454.23/243,656.69 = 55,854.36/x
3. Step 3: Cross multiply
   162,454.23x = 243,656.69 × 55,854.36
4. Step 4: Simplify right side
   162,454.23x = 13,609,288,200.40
5. Step 5: Solve for x
   x = 13,609,288,200.40/162,454.23
6. Step 6: Final answer
   x = 83,773.06