Finding the Fourth Proportional to 2,861,632.40, 3,945,106.72 and 2,282,820.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,861,632.40 : 3,945,106.72 = 2,282,820.08 : x
2. Step 2: Convert to fraction form
   2,861,632.40/3,945,106.72 = 2,282,820.08/x
3. Step 3: Cross multiply
   2,861,632.40x = 3,945,106.72 × 2,282,820.08
4. Step 4: Simplify right side
   2,861,632.40x = 9,005,968,838,158.94
5. Step 5: Solve for x
   x = 9,005,968,838,158.94/2,861,632.40
6. Step 6: Final answer
   x = 3,147,143.86