Finding the Fourth Proportional to 143,440.34, 197,944.17 and 83,002.61

Step by Step Solution

1. Step 1: Write the proportion equation
   143,440.34 : 197,944.17 = 83,002.61 : x
2. Step 2: Convert to fraction form
   143,440.34/197,944.17 = 83,002.61/x
3. Step 3: Cross multiply
   143,440.34x = 197,944.17 × 83,002.61
4. Step 4: Simplify right side
   143,440.34x = 16,429,882,744.28
5. Step 5: Solve for x
   x = 16,429,882,744.28/143,440.34
6. Step 6: Final answer
   x = 114,541.58