Finding the Fourth Proportional to 62,782.90, 86,641.33 and 34,103.12

Step by Step Solution

1. Step 1: Write the proportion equation
   62,782.90 : 86,641.33 = 34,103.12 : x
2. Step 2: Convert to fraction form
   62,782.90/86,641.33 = 34,103.12/x
3. Step 3: Cross multiply
   62,782.90x = 86,641.33 × 34,103.12
4. Step 4: Simplify right side
   62,782.90x = 2,954,739,155.49
5. Step 5: Solve for x
   x = 2,954,739,155.49/62,782.90
6. Step 6: Final answer
   x = 47,062.81