Finding the Fourth Proportional to 1,131,209.01, 1,561,404.96 and 648,095.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,209.01 : 1,561,404.96 = 648,095.85 : x
2. Step 2: Convert to fraction form
   1,131,209.01/1,561,404.96 = 648,095.85/x
3. Step 3: Cross multiply
   1,131,209.01x = 1,561,404.96 × 648,095.85
4. Step 4: Simplify right side
   1,131,209.01x = 1,011,940,074,745.42
5. Step 5: Solve for x
   x = 1,011,940,074,745.42/1,131,209.01
6. Step 6: Final answer
   x = 894,565.08