Finding the Fourth Proportional to 1,096,256.10, 1,644,384.15 and 623,864.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096,256.10 : 1,644,384.15 = 623,864.10 : x
2. Step 2: Convert to fraction form
   1,096,256.10/1,644,384.15 = 623,864.10/x
3. Step 3: Cross multiply
   1,096,256.10x = 1,644,384.15 × 623,864.10
4. Step 4: Simplify right side
   1,096,256.10x = 1,025,872,237,794.01
5. Step 5: Solve for x
   x = 1,025,872,237,794.01/1,096,256.10
6. Step 6: Final answer
   x = 935,796.15