Finding the Fourth Proportional to 87,810.54, 121,196.43 and 59,525.34

Step by Step Solution

1. Step 1: Write the proportion equation
   87,810.54 : 121,196.43 = 59,525.34 : x
2. Step 2: Convert to fraction form
   87,810.54/121,196.43 = 59,525.34/x
3. Step 3: Cross multiply
   87,810.54x = 121,196.43 × 59,525.34
4. Step 4: Simplify right side
   87,810.54x = 7,214,258,702.54
5. Step 5: Solve for x
   x = 7,214,258,702.54/87,810.54
6. Step 6: Final answer
   x = 82,157.09