Finding the Fourth Proportional to 124,019.72, 186,025.41 and 53,899.04

Step by Step Solution

1. Step 1: Write the proportion equation
   124,019.72 : 186,025.41 = 53,899.04 : x
2. Step 2: Convert to fraction form
   124,019.72/186,025.41 = 53,899.04/x
3. Step 3: Cross multiply
   124,019.72x = 186,025.41 × 53,899.04
4. Step 4: Simplify right side
   124,019.72x = 10,026,591,014.61
5. Step 5: Solve for x
   x = 10,026,591,014.61/124,019.72
6. Step 6: Final answer
   x = 80,846.75