Finding the Fourth Proportional to 62,580.89, 86,362.05 and 34,287.59

Step by Step Solution

1. Step 1: Write the proportion equation
   62,580.89 : 86,362.05 = 34,287.59 : x
2. Step 2: Convert to fraction form
   62,580.89/86,362.05 = 34,287.59/x
3. Step 3: Cross multiply
   62,580.89x = 86,362.05 × 34,287.59
4. Step 4: Simplify right side
   62,580.89x = 2,961,146,130.15
5. Step 5: Solve for x
   x = 2,961,146,130.15/62,580.89
6. Step 6: Final answer
   x = 47,317.10