Finding the Fourth Proportional to 124,080.56, 171,261.59 and 70,397

Step by Step Solution

1. Step 1: Write the proportion equation
   124,080.56 : 171,261.59 = 70,397 : x
2. Step 2: Convert to fraction form
   124,080.56/171,261.59 = 70,397/x
3. Step 3: Cross multiply
   124,080.56x = 171,261.59 × 70,397
4. Step 4: Simplify right side
   124,080.56x = 12,056,302,151.23
5. Step 5: Solve for x
   x = 12,056,302,151.23/124,080.56
6. Step 6: Final answer
   x = 97,165.12