Finding the Fourth Proportional to 147,020.86, 220,659.33 and 83,967.22

Step by Step Solution

1. Step 1: Write the proportion equation
   147,020.86 : 220,659.33 = 83,967.22 : x
2. Step 2: Convert to fraction form
   147,020.86/220,659.33 = 83,967.22/x
3. Step 3: Cross multiply
   147,020.86x = 220,659.33 × 83,967.22
4. Step 4: Simplify right side
   147,020.86x = 18,528,150,507.16
5. Step 5: Solve for x
   x = 18,528,150,507.16/147,020.86
6. Step 6: Final answer
   x = 126,023.96