Finding the Fourth Proportional to 2,755.02, 4,132.84 and 906.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,755.02 : 4,132.84 = 906.30 : x
2. Step 2: Convert to fraction form
   2,755.02/4,132.84 = 906.30/x
3. Step 3: Cross multiply
   2,755.02x = 4,132.84 × 906.30
4. Step 4: Simplify right side
   2,755.02x = 3,745,592.89
5. Step 5: Solve for x
   x = 3,745,592.89/2,755.02
6. Step 6: Final answer
   x = 1,359.55