Finding the Fourth Proportional to 87,301.18, 120,471.06 and 49,573

Step by Step Solution

1. Step 1: Write the proportion equation
   87,301.18 : 120,471.06 = 49,573 : x
2. Step 2: Convert to fraction form
   87,301.18/120,471.06 = 49,573/x
3. Step 3: Cross multiply
   87,301.18x = 120,471.06 × 49,573
4. Step 4: Simplify right side
   87,301.18x = 5,972,111,857.38
5. Step 5: Solve for x
   x = 5,972,111,857.38/87,301.18
6. Step 6: Final answer
   x = 68,408.15