Finding the Fourth Proportional to 1,103,557.86, 1,655,074.34 and 304,821.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,557.86 : 1,655,074.34 = 304,821.72 : x
2. Step 2: Convert to fraction form
   1,103,557.86/1,655,074.34 = 304,821.72/x
3. Step 3: Cross multiply
   1,103,557.86x = 1,655,074.34 × 304,821.72
4. Step 4: Simplify right side
   1,103,557.86x = 504,502,607,046.67
5. Step 5: Solve for x
   x = 504,502,607,046.67/1,103,557.86
6. Step 6: Final answer
   x = 457,160.09