Finding the Fourth Proportional to 62,766.63, 86,617.15 and 34,470.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,766.63 : 86,617.15 = 34,470.50 : x
2. Step 2: Convert to fraction form
   62,766.63/86,617.15 = 34,470.50/x
3. Step 3: Cross multiply
   62,766.63x = 86,617.15 × 34,470.50
4. Step 4: Simplify right side
   62,766.63x = 2,985,735,949.81
5. Step 5: Solve for x
   x = 2,985,735,949.81/62,766.63
6. Step 6: Final answer
   x = 47,568.84