Finding the Fourth Proportional to 62,411.22, 86,128.23 and 34,116.90

Step by Step Solution

1. Step 1: Write the proportion equation
   62,411.22 : 86,128.23 = 34,116.90 : x
2. Step 2: Convert to fraction form
   62,411.22/86,128.23 = 34,116.90/x
3. Step 3: Cross multiply
   62,411.22x = 86,128.23 × 34,116.90
4. Step 4: Simplify right side
   62,411.22x = 2,938,428,210.09
5. Step 5: Solve for x
   x = 2,938,428,210.09/62,411.22
6. Step 6: Final answer
   x = 47,081.73