Finding the Fourth Proportional to 62,851.71, 86,650.47 and 42,673.56

Step by Step Solution

1. Step 1: Write the proportion equation
   62,851.71 : 86,650.47 = 42,673.56 : x
2. Step 2: Convert to fraction form
   62,851.71/86,650.47 = 42,673.56/x
3. Step 3: Cross multiply
   62,851.71x = 86,650.47 × 42,673.56
4. Step 4: Simplify right side
   62,851.71x = 3,697,684,030.57
5. Step 5: Solve for x
   x = 3,697,684,030.57/62,851.71
6. Step 6: Final answer
   x = 58,831.88