Finding the Fourth Proportional to 482,225.31, 665,643.15 and 329,153.94

Step by Step Solution

1. Step 1: Write the proportion equation
   482,225.31 : 665,643.15 = 329,153.94 : x
2. Step 2: Convert to fraction form
   482,225.31/665,643.15 = 329,153.94/x
3. Step 3: Cross multiply
   482,225.31x = 665,643.15 × 329,153.94
4. Step 4: Simplify right side
   482,225.31x = 219,099,065,456.51
5. Step 5: Solve for x
   x = 219,099,065,456.51/482,225.31
6. Step 6: Final answer
   x = 454,349.99