Finding the Fourth Proportional to 124,462.28, 171,773.37 and 76,054.25

Step by Step Solution

1. Step 1: Write the proportion equation
   124,462.28 : 171,773.37 = 76,054.25 : x
2. Step 2: Convert to fraction form
   124,462.28/171,773.37 = 76,054.25/x
3. Step 3: Cross multiply
   124,462.28x = 171,773.37 × 76,054.25
4. Step 4: Simplify right side
   124,462.28x = 13,064,093,966.46
5. Step 5: Solve for x
   x = 13,064,093,966.46/124,462.28
6. Step 6: Final answer
   x = 104,964.29