Finding the Fourth Proportional to 59,705.93, 89,032.15 and 59,172.95

Step by Step Solution

1. Step 1: Write the proportion equation
   59,705.93 : 89,032.15 = 59,172.95 : x
2. Step 2: Convert to fraction form
   59,705.93/89,032.15 = 59,172.95/x
3. Step 3: Cross multiply
   59,705.93x = 89,032.15 × 59,172.95
4. Step 4: Simplify right side
   59,705.93x = 5,268,294,960.34
5. Step 5: Solve for x
   x = 5,268,294,960.34/59,705.93
6. Step 6: Final answer
   x = 88,237.38