Finding the Fourth Proportional to 1,648,049.72, 2,472,993.12 and 889,875.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,049.72 : 2,472,993.12 = 889,875.16 : x
2. Step 2: Convert to fraction form
   1,648,049.72/2,472,993.12 = 889,875.16/x
3. Step 3: Cross multiply
   1,648,049.72x = 2,472,993.12 × 889,875.16
4. Step 4: Simplify right side
   1,648,049.72x = 2,200,655,148,338.90
5. Step 5: Solve for x
   x = 2,200,655,148,338.90/1,648,049.72
6. Step 6: Final answer
   x = 1,335,308.71