Finding the Fourth Proportional to 863,061.10, 1,294,589.82 and 231,974.93

Step by Step Solution

1. Step 1: Write the proportion equation
   863,061.10 : 1,294,589.82 = 231,974.93 : x
2. Step 2: Convert to fraction form
   863,061.10/1,294,589.82 = 231,974.93/x
3. Step 3: Cross multiply
   863,061.10x = 1,294,589.82 × 231,974.93
4. Step 4: Simplify right side
   863,061.10x = 300,312,382,873.21
5. Step 5: Solve for x
   x = 300,312,382,873.21/863,061.10
6. Step 6: Final answer
   x = 347,961.90