Finding the Fourth Proportional to 124,018.65, 171,150.71 and 70,310.25

Step by Step Solution

1. Step 1: Write the proportion equation
   124,018.65 : 171,150.71 = 70,310.25 : x
2. Step 2: Convert to fraction form
   124,018.65/171,150.71 = 70,310.25/x
3. Step 3: Cross multiply
   124,018.65x = 171,150.71 × 70,310.25
4. Step 4: Simplify right side
   124,018.65x = 12,033,648,856.23
5. Step 5: Solve for x
   x = 12,033,648,856.23/124,018.65
6. Step 6: Final answer
   x = 97,030.96