Finding the Fourth Proportional to 87,302, 120,478.04 and 47,558

Step by Step Solution

1. Step 1: Write the proportion equation
   87,302 : 120,478.04 = 47,558 : x
2. Step 2: Convert to fraction form
   87,302/120,478.04 = 47,558/x
3. Step 3: Cross multiply
   87,302x = 120,478.04 × 47,558
4. Step 4: Simplify right side
   87,302x = 5,729,694,626.32
5. Step 5: Solve for x
   x = 5,729,694,626.32/87,302
6. Step 6: Final answer
   x = 65,630.74