Finding the Fourth Proportional to 1,443,920.25, 1,988,159.27 and 1,282,494.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,920.25 : 1,988,159.27 = 1,282,494.81 : x
2. Step 2: Convert to fraction form
   1,443,920.25/1,988,159.27 = 1,282,494.81/x
3. Step 3: Cross multiply
   1,443,920.25x = 1,988,159.27 × 1,282,494.81
4. Step 4: Simplify right side
   1,443,920.25x = 2,549,803,938,815.91
5. Step 5: Solve for x
   x = 2,549,803,938,815.91/1,443,920.25
6. Step 6: Final answer
   x = 1,765,889.73