Finding the Fourth Proportional to 124,613.56, 171,964.50 and 70,897.43

Step by Step Solution

1. Step 1: Write the proportion equation
   124,613.56 : 171,964.50 = 70,897.43 : x
2. Step 2: Convert to fraction form
   124,613.56/171,964.50 = 70,897.43/x
3. Step 3: Cross multiply
   124,613.56x = 171,964.50 × 70,897.43
4. Step 4: Simplify right side
   124,613.56x = 12,191,840,696.78
5. Step 5: Solve for x
   x = 12,191,840,696.78/124,613.56
6. Step 6: Final answer
   x = 97,837.19