Finding the Fourth Proportional to 282,179.34, 423,281.97 and 71,819.10

Step by Step Solution

1. Step 1: Write the proportion equation
   282,179.34 : 423,281.97 = 71,819.10 : x
2. Step 2: Convert to fraction form
   282,179.34/423,281.97 = 71,819.10/x
3. Step 3: Cross multiply
   282,179.34x = 423,281.97 × 71,819.10
4. Step 4: Simplify right side
   282,179.34x = 30,399,730,131.63
5. Step 5: Solve for x
   x = 30,399,730,131.63/282,179.34
6. Step 6: Final answer
   x = 107,731.95