Finding the Fourth Proportional to 1,067,673.61, 1,473,385.56 and 577,641.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067,673.61 : 1,473,385.56 = 577,641.52 : x
2. Step 2: Convert to fraction form
   1,067,673.61/1,473,385.56 = 577,641.52/x
3. Step 3: Cross multiply
   1,067,673.61x = 1,473,385.56 × 577,641.52
4. Step 4: Simplify right side
   1,067,673.61x = 851,088,667,057.52
5. Step 5: Solve for x
   x = 851,088,667,057.52/1,067,673.61
6. Step 6: Final answer
   x = 797,143.12