Finding the Fourth Proportional to 87,374.72, 120,573.54 and 49,133.18

Step by Step Solution

1. Step 1: Write the proportion equation
   87,374.72 : 120,573.54 = 49,133.18 : x
2. Step 2: Convert to fraction form
   87,374.72/120,573.54 = 49,133.18/x
3. Step 3: Cross multiply
   87,374.72x = 120,573.54 × 49,133.18
4. Step 4: Simplify right side
   87,374.72x = 5,924,161,444.06
5. Step 5: Solve for x
   x = 5,924,161,444.06/87,374.72
6. Step 6: Final answer
   x = 67,801.78