Finding the Fourth Proportional to 162,002.56, 243,062.16 and 56,837.92

Step by Step Solution

1. Step 1: Write the proportion equation
   162,002.56 : 243,062.16 = 56,837.92 : x
2. Step 2: Convert to fraction form
   162,002.56/243,062.16 = 56,837.92/x
3. Step 3: Cross multiply
   162,002.56x = 243,062.16 × 56,837.92
4. Step 4: Simplify right side
   162,002.56x = 13,815,147,605.11
5. Step 5: Solve for x
   x = 13,815,147,605.11/162,002.56
6. Step 6: Final answer
   x = 85,277.34