Finding the Fourth Proportional to 62,684.57, 86,456.43 and 43,564.12

Step by Step Solution

1. Step 1: Write the proportion equation
   62,684.57 : 86,456.43 = 43,564.12 : x
2. Step 2: Convert to fraction form
   62,684.57/86,456.43 = 43,564.12/x
3. Step 3: Cross multiply
   62,684.57x = 86,456.43 × 43,564.12
4. Step 4: Simplify right side
   62,684.57x = 3,766,398,075.15
5. Step 5: Solve for x
   x = 3,766,398,075.15/62,684.57
6. Step 6: Final answer
   x = 60,084.93