Finding the Fourth Proportional to 1,499.10, 2,069.08 and 974.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.10 : 2,069.08 = 974.22 : x
2. Step 2: Convert to fraction form
   1,499.10/2,069.08 = 974.22/x
3. Step 3: Cross multiply
   1,499.10x = 2,069.08 × 974.22
4. Step 4: Simplify right side
   1,499.10x = 2,015,739.12
5. Step 5: Solve for x
   x = 2,015,739.12/1,499.10
6. Step 6: Final answer
   x = 1,344.63