Finding the Fourth Proportional to 2,871,863.74, 3,963,172.59 and 1,565,116.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,871,863.74 : 3,963,172.59 = 1,565,116.10 : x
2. Step 2: Convert to fraction form
   2,871,863.74/3,963,172.59 = 1,565,116.10/x
3. Step 3: Cross multiply
   2,871,863.74x = 3,963,172.59 × 1,565,116.10
4. Step 4: Simplify right side
   2,871,863.74x = 6,202,825,200,046.26
5. Step 5: Solve for x
   x = 6,202,825,200,046.26/2,871,863.74
6. Step 6: Final answer
   x = 2,159,860.55