Finding the Fourth Proportional to 1,472,145.82, 2,204,675.18 and 997,391.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472,145.82 : 2,204,675.18 = 997,391.86 : x
2. Step 2: Convert to fraction form
   1,472,145.82/2,204,675.18 = 997,391.86/x
3. Step 3: Cross multiply
   1,472,145.82x = 2,204,675.18 × 997,391.86
4. Step 4: Simplify right side
   1,472,145.82x = 2,198,925,078,476.04
5. Step 5: Solve for x
   x = 2,198,925,078,476.04/1,472,145.82
6. Step 6: Final answer
   x = 1,493,687.00