Finding the Fourth Proportional to 59,404.56, 81,880.65 and 47,446.80

Step by Step Solution

1. Step 1: Write the proportion equation
   59,404.56 : 81,880.65 = 47,446.80 : x
2. Step 2: Convert to fraction form
   59,404.56/81,880.65 = 47,446.80/x
3. Step 3: Cross multiply
   59,404.56x = 81,880.65 × 47,446.80
4. Step 4: Simplify right side
   59,404.56x = 3,884,974,824.42
5. Step 5: Solve for x
   x = 3,884,974,824.42/59,404.56
6. Step 6: Final answer
   x = 65,398.60