Finding the Fourth Proportional to 2,980.00, 4,470.58 and 900.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.00 : 4,470.58 = 900.17 : x
2. Step 2: Convert to fraction form
   2,980.00/4,470.58 = 900.17/x
3. Step 3: Cross multiply
   2,980.00x = 4,470.58 × 900.17
4. Step 4: Simplify right side
   2,980.00x = 4,024,277.50
5. Step 5: Solve for x
   x = 4,024,277.50/2,980.00
6. Step 6: Final answer
   x = 1,350.43