Finding the Fourth Proportional to 2,996,015.75, 4,494,056.42 and 866,118.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,996,015.75 : 4,494,056.42 = 866,118.32 : x
2. Step 2: Convert to fraction form
   2,996,015.75/4,494,056.42 = 866,118.32/x
3. Step 3: Cross multiply
   2,996,015.75x = 4,494,056.42 × 866,118.32
4. Step 4: Simplify right side
   2,996,015.75x = 3,892,384,574,005.33
5. Step 5: Solve for x
   x = 3,892,384,574,005.33/2,996,015.75
6. Step 6: Final answer
   x = 1,299,186.96