Finding the Fourth Proportional to 1,108,810.10, 1,663,269.83 and 577,369.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,108,810.10 : 1,663,269.83 = 577,369.10 : x
2. Step 2: Convert to fraction form
   1,108,810.10/1,663,269.83 = 577,369.10/x
3. Step 3: Cross multiply
   1,108,810.10x = 1,663,269.83 × 577,369.10
4. Step 4: Simplify right side
   1,108,810.10x = 960,320,604,804.25
5. Step 5: Solve for x
   x = 960,320,604,804.25/1,108,810.10
6. Step 6: Final answer
   x = 866,082.12