Finding the Fourth Proportional to 1,218.98, 1,826.16 and 601.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218.98 : 1,826.16 = 601.96 : x
2. Step 2: Convert to fraction form
   1,218.98/1,826.16 = 601.96/x
3. Step 3: Cross multiply
   1,218.98x = 1,826.16 × 601.96
4. Step 4: Simplify right side
   1,218.98x = 1,099,275.27
5. Step 5: Solve for x
   x = 1,099,275.27/1,218.98
6. Step 6: Final answer
   x = 901.80