Finding the Fourth Proportional to 1,452,891.72, 2,179,964.34 and 554,603.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452,891.72 : 2,179,964.34 = 554,603.16 : x
2. Step 2: Convert to fraction form
   1,452,891.72/2,179,964.34 = 554,603.16/x
3. Step 3: Cross multiply
   1,452,891.72x = 2,179,964.34 × 554,603.16
4. Step 4: Simplify right side
   1,452,891.72x = 1,209,015,111,651.31
5. Step 5: Solve for x
   x = 1,209,015,111,651.31/1,452,891.72
6. Step 6: Final answer
   x = 832,143.99