Finding the Fourth Proportional to 2,995,975.59, 4,493,996.18 and 866,078.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,995,975.59 : 4,493,996.18 = 866,078.16 : x
2. Step 2: Convert to fraction form
   2,995,975.59/4,493,996.18 = 866,078.16/x
3. Step 3: Cross multiply
   2,995,975.59x = 4,493,996.18 × 866,078.16
4. Step 4: Simplify right side
   2,995,975.59x = 3,892,151,929,558.04
5. Step 5: Solve for x
   x = 3,892,151,929,558.04/2,995,975.59
6. Step 6: Final answer
   x = 1,299,126.72