Finding the Fourth Proportional to 1,612.00, 2,224.89 and 913.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,612.00 : 2,224.89 = 913.51 : x
2. Step 2: Convert to fraction form
   1,612.00/2,224.89 = 913.51/x
3. Step 3: Cross multiply
   1,612.00x = 2,224.89 × 913.51
4. Step 4: Simplify right side
   1,612.00x = 2,032,443.57
5. Step 5: Solve for x
   x = 2,032,443.57/1,612.00
6. Step 6: Final answer
   x = 1,260.82