Finding the Fourth Proportional to 124,401.25, 171,673.77 and 70,686.34

Step by Step Solution

1. Step 1: Write the proportion equation
   124,401.25 : 171,673.77 = 70,686.34 : x
2. Step 2: Convert to fraction form
   124,401.25/171,673.77 = 70,686.34/x
3. Step 3: Cross multiply
   124,401.25x = 171,673.77 × 70,686.34
4. Step 4: Simplify right side
   124,401.25x = 12,134,990,475.30
5. Step 5: Solve for x
   x = 12,134,990,475.30/124,401.25
6. Step 6: Final answer
   x = 97,547.17