Finding the Fourth Proportional to 124,850.72, 172,294.72 and 68,262.10

Step by Step Solution

1. Step 1: Write the proportion equation
   124,850.72 : 172,294.72 = 68,262.10 : x
2. Step 2: Convert to fraction form
   124,850.72/172,294.72 = 68,262.10/x
3. Step 3: Cross multiply
   124,850.72x = 172,294.72 × 68,262.10
4. Step 4: Simplify right side
   124,850.72x = 11,761,199,406.11
5. Step 5: Solve for x
   x = 11,761,199,406.11/124,850.72
6. Step 6: Final answer
   x = 94,202.10