Finding the Fourth Proportional to 124,924.42, 187,086.34 and 71,454.34

Step by Step Solution

1. Step 1: Write the proportion equation
   124,924.42 : 187,086.34 = 71,454.34 : x
2. Step 2: Convert to fraction form
   124,924.42/187,086.34 = 71,454.34/x
3. Step 3: Cross multiply
   124,924.42x = 187,086.34 × 71,454.34
4. Step 4: Simplify right side
   124,924.42x = 13,368,130,947.72
5. Step 5: Solve for x
   x = 13,368,130,947.72/124,924.42
6. Step 6: Final answer
   x = 107,009.75