Finding the Fourth Proportional to 1,456,401.48, 2,009,792.22 and 811,807.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,401.48 : 2,009,792.22 = 811,807.83 : x
2. Step 2: Convert to fraction form
   1,456,401.48/2,009,792.22 = 811,807.83/x
3. Step 3: Cross multiply
   1,456,401.48x = 2,009,792.22 × 811,807.83
4. Step 4: Simplify right side
   1,456,401.48x = 1,631,565,060,869.08
5. Step 5: Solve for x
   x = 1,631,565,060,869.08/1,456,401.48
6. Step 6: Final answer
   x = 1,120,271.49