Finding the Fourth Proportional to 59,181, 88,815.60 and 43,426.76

Step by Step Solution

1. Step 1: Write the proportion equation
   59,181 : 88,815.60 = 43,426.76 : x
2. Step 2: Convert to fraction form
   59,181/88,815.60 = 43,426.76/x
3. Step 3: Cross multiply
   59,181x = 88,815.60 × 43,426.76
4. Step 4: Simplify right side
   59,181x = 3,856,973,745.46
5. Step 5: Solve for x
   x = 3,856,973,745.46/59,181
6. Step 6: Final answer
   x = 65,172.50