Finding the Fourth Proportional to 124,131.42, 171,313.98 and 73,159.95

Step by Step Solution

1. Step 1: Write the proportion equation
   124,131.42 : 171,313.98 = 73,159.95 : x
2. Step 2: Convert to fraction form
   124,131.42/171,313.98 = 73,159.95/x
3. Step 3: Cross multiply
   124,131.42x = 171,313.98 × 73,159.95
4. Step 4: Simplify right side
   124,131.42x = 12,533,322,211.10
5. Step 5: Solve for x
   x = 12,533,322,211.10/124,131.42
6. Step 6: Final answer
   x = 100,968.17