Finding the Fourth Proportional to 282,031.29, 423,086.55 and 82,366.29

Step by Step Solution

1. Step 1: Write the proportion equation
   282,031.29 : 423,086.55 = 82,366.29 : x
2. Step 2: Convert to fraction form
   282,031.29/423,086.55 = 82,366.29/x
3. Step 3: Cross multiply
   282,031.29x = 423,086.55 × 82,366.29
4. Step 4: Simplify right side
   282,031.29x = 34,848,069,472.40
5. Step 5: Solve for x
   x = 34,848,069,472.40/282,031.29
6. Step 6: Final answer
   x = 123,561.00