Finding the Fourth Proportional to 59,439.06, 88,627.19 and 57,806.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,439.06 : 88,627.19 = 57,806.10 : x
2. Step 2: Convert to fraction form
   59,439.06/88,627.19 = 57,806.10/x
3. Step 3: Cross multiply
   59,439.06x = 88,627.19 × 57,806.10
4. Step 4: Simplify right side
   59,439.06x = 5,123,191,918.83
5. Step 5: Solve for x
   x = 5,123,191,918.83/59,439.06
6. Step 6: Final answer
   x = 86,192.34