Finding the Fourth Proportional to 1,443,915, 1,988,152.02 and 1,282,489.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,915 : 1,988,152.02 = 1,282,489.56 : x
2. Step 2: Convert to fraction form
   1,443,915/1,988,152.02 = 1,282,489.56/x
3. Step 3: Cross multiply
   1,443,915x = 1,988,152.02 × 1,282,489.56
4. Step 4: Simplify right side
   1,443,915x = 2,549,784,209,342.91
5. Step 5: Solve for x
   x = 2,549,784,209,342.91/1,443,915
6. Step 6: Final answer
   x = 1,765,882.49