Finding the Fourth Proportional to 1,449.98, 2,174.72 and 476.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449.98 : 2,174.72 = 476.10 : x
2. Step 2: Convert to fraction form
   1,449.98/2,174.72 = 476.10/x
3. Step 3: Cross multiply
   1,449.98x = 2,174.72 × 476.10
4. Step 4: Simplify right side
   1,449.98x = 1,035,384.19
5. Step 5: Solve for x
   x = 1,035,384.19/1,449.98
6. Step 6: Final answer
   x = 714.07