Finding the Fourth Proportional to 862,061.33, 1,293,199.34 and 293,398.73

Step by Step Solution

1. Step 1: Write the proportion equation
   862,061.33 : 1,293,199.34 = 293,398.73 : x
2. Step 2: Convert to fraction form
   862,061.33/1,293,199.34 = 293,398.73/x
3. Step 3: Cross multiply
   862,061.33x = 1,293,199.34 × 293,398.73
4. Step 4: Simplify right side
   862,061.33x = 379,423,036,059.85
5. Step 5: Solve for x
   x = 379,423,036,059.85/862,061.33
6. Step 6: Final answer
   x = 440,134.62