Finding the Fourth Proportional to 162,137.43, 243,266.22 and 55,531.98

Step by Step Solution

1. Step 1: Write the proportion equation
   162,137.43 : 243,266.22 = 55,531.98 : x
2. Step 2: Convert to fraction form
   162,137.43/243,266.22 = 55,531.98/x
3. Step 3: Cross multiply
   162,137.43x = 243,266.22 × 55,531.98
4. Step 4: Simplify right side
   162,137.43x = 13,509,054,863.72
5. Step 5: Solve for x
   x = 13,509,054,863.72/162,137.43
6. Step 6: Final answer
   x = 83,318.55