Finding the Fourth Proportional to 1,356,740.72, 1,872,310.56 and 744,920.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356,740.72 : 1,872,310.56 = 744,920.18 : x
2. Step 2: Convert to fraction form
   1,356,740.72/1,872,310.56 = 744,920.18/x
3. Step 3: Cross multiply
   1,356,740.72x = 1,872,310.56 × 744,920.18
4. Step 4: Simplify right side
   1,356,740.72x = 1,394,721,919,371.10
5. Step 5: Solve for x
   x = 1,394,721,919,371.10/1,356,740.72
6. Step 6: Final answer
   x = 1,027,994.44