Finding the Fourth Proportional to 124,543.41, 171,873.69 and 70,836.15

Step by Step Solution

1. Step 1: Write the proportion equation
   124,543.41 : 171,873.69 = 70,836.15 : x
2. Step 2: Convert to fraction form
   124,543.41/171,873.69 = 70,836.15/x
3. Step 3: Cross multiply
   124,543.41x = 171,873.69 × 70,836.15
4. Step 4: Simplify right side
   124,543.41x = 12,174,870,485.89
5. Step 5: Solve for x
   x = 12,174,870,485.89/124,543.41
6. Step 6: Final answer
   x = 97,756.04