Finding the Fourth Proportional to 87,300.12, 120,477.06 and 49,066.32

Step by Step Solution

1. Step 1: Write the proportion equation
   87,300.12 : 120,477.06 = 49,066.32 : x
2. Step 2: Convert to fraction form
   87,300.12/120,477.06 = 49,066.32/x
3. Step 3: Cross multiply
   87,300.12x = 120,477.06 × 49,066.32
4. Step 4: Simplify right side
   87,300.12x = 5,911,365,978.62
5. Step 5: Solve for x
   x = 5,911,365,978.62/87,300.12
6. Step 6: Final answer
   x = 67,713.15