Finding the Fourth Proportional to 62,234.10, 85,815.12 and 42,055.98

Step by Step Solution

1. Step 1: Write the proportion equation
   62,234.10 : 85,815.12 = 42,055.98 : x
2. Step 2: Convert to fraction form
   62,234.10/85,815.12 = 42,055.98/x
3. Step 3: Cross multiply
   62,234.10x = 85,815.12 × 42,055.98
4. Step 4: Simplify right side
   62,234.10x = 3,609,038,970.42
5. Step 5: Solve for x
   x = 3,609,038,970.42/62,234.10
6. Step 6: Final answer
   x = 57,991.34