Finding the Fourth Proportional to 147,401.83, 203,415.21 and 83,743.12

Step by Step Solution

1. Step 1: Write the proportion equation
   147,401.83 : 203,415.21 = 83,743.12 : x
2. Step 2: Convert to fraction form
   147,401.83/203,415.21 = 83,743.12/x
3. Step 3: Cross multiply
   147,401.83x = 203,415.21 × 83,743.12
4. Step 4: Simplify right side
   147,401.83x = 17,034,624,340.86
5. Step 5: Solve for x
   x = 17,034,624,340.86/147,401.83
6. Step 6: Final answer
   x = 115,565.89