Finding the Fourth Proportional to 62,191.68, 85,756.76 and 42,013.52

Step by Step Solution

1. Step 1: Write the proportion equation
   62,191.68 : 85,756.76 = 42,013.52 : x
2. Step 2: Convert to fraction form
   62,191.68/85,756.76 = 42,013.52/x
3. Step 3: Cross multiply
   62,191.68x = 85,756.76 × 42,013.52
4. Step 4: Simplify right side
   62,191.68x = 3,602,943,351.40
5. Step 5: Solve for x
   x = 3,602,943,351.40/62,191.68
6. Step 6: Final answer
   x = 57,932.88