Finding the Fourth Proportional to 2,665.56, 4,000.06 and 1,204.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.56 : 4,000.06 = 1,204.72 : x
2. Step 2: Convert to fraction form
   2,665.56/4,000.06 = 1,204.72/x
3. Step 3: Cross multiply
   2,665.56x = 4,000.06 × 1,204.72
4. Step 4: Simplify right side
   2,665.56x = 4,818,962.90
5. Step 5: Solve for x
   x = 4,818,962.90/2,665.56
6. Step 6: Final answer
   x = 1,807.86