Finding the Fourth Proportional to 2,001,553.68, 3,002,641.38 and 672,168.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,001,553.68 : 3,002,641.38 = 672,168.72 : x
2. Step 2: Convert to fraction form
   2,001,553.68/3,002,641.38 = 672,168.72/x
3. Step 3: Cross multiply
   2,001,553.68x = 3,002,641.38 × 672,168.72
4. Step 4: Simplify right side
   2,001,553.68x = 2,018,281,613,013.63
5. Step 5: Solve for x
   x = 2,018,281,613,013.63/2,001,553.68
6. Step 6: Final answer
   x = 1,008,357.47