Finding the Fourth Proportional to 1,482,145.98, 2,221,503.06 and 681,747.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,482,145.98 : 2,221,503.06 = 681,747.72 : x
2. Step 2: Convert to fraction form
   1,482,145.98/2,221,503.06 = 681,747.72/x
3. Step 3: Cross multiply
   1,482,145.98x = 2,221,503.06 × 681,747.72
4. Step 4: Simplify right side
   1,482,145.98x = 1,514,504,646,128.02
5. Step 5: Solve for x
   x = 1,514,504,646,128.02/1,482,145.98
6. Step 6: Final answer
   x = 1,021,832.31