Finding the Fourth Proportional to 2,586,966.48, 3,570,124.20 and 1,441,047.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,966.48 : 3,570,124.20 = 1,441,047.60 : x
2. Step 2: Convert to fraction form
   2,586,966.48/3,570,124.20 = 1,441,047.60/x
3. Step 3: Cross multiply
   2,586,966.48x = 3,570,124.20 × 1,441,047.60
4. Step 4: Simplify right side
   2,586,966.48x = 5,144,718,910,111.92
5. Step 5: Solve for x
   x = 5,144,718,910,111.92/2,586,966.48
6. Step 6: Final answer
   x = 1,988,707.22