Finding the Fourth Proportional to 87,064.32, 120,155.76 and 49,341

Step by Step Solution

1. Step 1: Write the proportion equation
   87,064.32 : 120,155.76 = 49,341 : x
2. Step 2: Convert to fraction form
   87,064.32/120,155.76 = 49,341/x
3. Step 3: Cross multiply
   87,064.32x = 120,155.76 × 49,341
4. Step 4: Simplify right side
   87,064.32x = 5,928,605,354.16
5. Step 5: Solve for x
   x = 5,928,605,354.16/87,064.32
6. Step 6: Final answer
   x = 68,094.55