Finding the Fourth Proportional to 1,577,648.43, 2,177,154.78 and 852,496.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,648.43 : 2,177,154.78 = 852,496.12 : x
2. Step 2: Convert to fraction form
   1,577,648.43/2,177,154.78 = 852,496.12/x
3. Step 3: Cross multiply
   1,577,648.43x = 2,177,154.78 × 852,496.12
4. Step 4: Simplify right side
   1,577,648.43x = 1,856,016,002,589.45
5. Step 5: Solve for x
   x = 1,856,016,002,589.45/1,577,648.43
6. Step 6: Final answer
   x = 1,176,444.62