Finding the Fourth Proportional to 723,061.29, 1,084,373.58 and 217,488.06

Step by Step Solution

1. Step 1: Write the proportion equation
   723,061.29 : 1,084,373.58 = 217,488.06 : x
2. Step 2: Convert to fraction form
   723,061.29/1,084,373.58 = 217,488.06/x
3. Step 3: Cross multiply
   723,061.29x = 1,084,373.58 × 217,488.06
4. Step 4: Simplify right side
   723,061.29x = 235,838,306,229.46
5. Step 5: Solve for x
   x = 235,838,306,229.46/723,061.29
6. Step 6: Final answer
   x = 326,166.41