Finding the Fourth Proportional to 2,199.64, 3,298.23 and 738.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199.64 : 3,298.23 = 738.01 : x
2. Step 2: Convert to fraction form
   2,199.64/3,298.23 = 738.01/x
3. Step 3: Cross multiply
   2,199.64x = 3,298.23 × 738.01
4. Step 4: Simplify right side
   2,199.64x = 2,434,126.72
5. Step 5: Solve for x
   x = 2,434,126.72/2,199.64
6. Step 6: Final answer
   x = 1,106.60