Finding the Fourth Proportional to 162,271.20, 243,427.31 and 55,626.25

Step by Step Solution

1. Step 1: Write the proportion equation
   162,271.20 : 243,427.31 = 55,626.25 : x
2. Step 2: Convert to fraction form
   162,271.20/243,427.31 = 55,626.25/x
3. Step 3: Cross multiply
   162,271.20x = 243,427.31 × 55,626.25
4. Step 4: Simplify right side
   162,271.20x = 13,540,948,402.89
5. Step 5: Solve for x
   x = 13,540,948,402.89/162,271.20
6. Step 6: Final answer
   x = 83,446.41