Finding the Fourth Proportional to 87,577.72, 120,832.25 and 49,323.89

Step by Step Solution

1. Step 1: Write the proportion equation
   87,577.72 : 120,832.25 = 49,323.89 : x
2. Step 2: Convert to fraction form
   87,577.72/120,832.25 = 49,323.89/x
3. Step 3: Cross multiply
   87,577.72x = 120,832.25 × 49,323.89
4. Step 4: Simplify right side
   87,577.72x = 5,959,916,305.37
5. Step 5: Solve for x
   x = 5,959,916,305.37/87,577.72
6. Step 6: Final answer
   x = 68,052.88