Finding the Fourth Proportional to 59,086.96, 81,570.10 and 45,628

Step by Step Solution

1. Step 1: Write the proportion equation
   59,086.96 : 81,570.10 = 45,628 : x
2. Step 2: Convert to fraction form
   59,086.96/81,570.10 = 45,628/x
3. Step 3: Cross multiply
   59,086.96x = 81,570.10 × 45,628
4. Step 4: Simplify right side
   59,086.96x = 3,721,880,522.80
5. Step 5: Solve for x
   x = 3,721,880,522.80/59,086.96
6. Step 6: Final answer
   x = 62,989.88