Finding the Fourth Proportional to 124,539, 171,846.47 and 70,818.08

Step by Step Solution

1. Step 1: Write the proportion equation
   124,539 : 171,846.47 = 70,818.08 : x
2. Step 2: Convert to fraction form
   124,539/171,846.47 = 70,818.08/x
3. Step 3: Cross multiply
   124,539x = 171,846.47 × 70,818.08
4. Step 4: Simplify right side
   124,539x = 12,169,835,846.85
5. Step 5: Solve for x
   x = 12,169,835,846.85/124,539
6. Step 6: Final answer
   x = 97,719.07