Finding the Fourth Proportional to 124,130.82, 171,300.06 and 70,426.20

Step by Step Solution

1. Step 1: Write the proportion equation
   124,130.82 : 171,300.06 = 70,426.20 : x
2. Step 2: Convert to fraction form
   124,130.82/171,300.06 = 70,426.20/x
3. Step 3: Cross multiply
   124,130.82x = 171,300.06 × 70,426.20
4. Step 4: Simplify right side
   124,130.82x = 12,064,012,285.57
5. Step 5: Solve for x
   x = 12,064,012,285.57/124,130.82
6. Step 6: Final answer
   x = 97,187.89