Finding the Fourth Proportional to 1,601.76, 2,210.46 and 903.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,601.76 : 2,210.46 = 903.18 : x
2. Step 2: Convert to fraction form
   1,601.76/2,210.46 = 903.18/x
3. Step 3: Cross multiply
   1,601.76x = 2,210.46 × 903.18
4. Step 4: Simplify right side
   1,601.76x = 1,996,443.26
5. Step 5: Solve for x
   x = 1,996,443.26/1,601.76
6. Step 6: Final answer
   x = 1,246.41