Finding the Fourth Proportional to 158,287.37, 218,406.17 and 107,341.61

Step by Step Solution

1. Step 1: Write the proportion equation
   158,287.37 : 218,406.17 = 107,341.61 : x
2. Step 2: Convert to fraction form
   158,287.37/218,406.17 = 107,341.61/x
3. Step 3: Cross multiply
   158,287.37x = 218,406.17 × 107,341.61
4. Step 4: Simplify right side
   158,287.37x = 23,444,069,098.06
5. Step 5: Solve for x
   x = 23,444,069,098.06/158,287.37
6. Step 6: Final answer
   x = 148,110.81