Finding the Fourth Proportional to 62,161.30, 85,774.98 and 42,061.96

Step by Step Solution

1. Step 1: Write the proportion equation
   62,161.30 : 85,774.98 = 42,061.96 : x
2. Step 2: Convert to fraction form
   62,161.30/85,774.98 = 42,061.96/x
3. Step 3: Cross multiply
   62,161.30x = 85,774.98 × 42,061.96
4. Step 4: Simplify right side
   62,161.30x = 3,607,863,777.76
5. Step 5: Solve for x
   x = 3,607,863,777.76/62,161.30
6. Step 6: Final answer
   x = 58,040.35