Finding the Fourth Proportional to 175,732.43, 263,443.12 and 82,213.07

Step by Step Solution

1. Step 1: Write the proportion equation
   175,732.43 : 263,443.12 = 82,213.07 : x
2. Step 2: Convert to fraction form
   175,732.43/263,443.12 = 82,213.07/x
3. Step 3: Cross multiply
   175,732.43x = 263,443.12 × 82,213.07
4. Step 4: Simplify right side
   175,732.43x = 21,658,466,142.83
5. Step 5: Solve for x
   x = 21,658,466,142.83/175,732.43
6. Step 6: Final answer
   x = 123,246.84