Finding the Fourth Proportional to 124,743, 172,148.98 and 68,158.02

Step by Step Solution

1. Step 1: Write the proportion equation
   124,743 : 172,148.98 = 68,158.02 : x
2. Step 2: Convert to fraction form
   124,743/172,148.98 = 68,158.02/x
3. Step 3: Cross multiply
   124,743x = 172,148.98 × 68,158.02
4. Step 4: Simplify right side
   124,743x = 11,733,333,621.82
5. Step 5: Solve for x
   x = 11,733,333,621.82/124,743
6. Step 6: Final answer
   x = 94,060.06