Finding the Fourth Proportional to 2,300.62, 3,174.80 and 1,252.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.62 : 3,174.80 = 1,252.70 : x
2. Step 2: Convert to fraction form
   2,300.62/3,174.80 = 1,252.70/x
3. Step 3: Cross multiply
   2,300.62x = 3,174.80 × 1,252.70
4. Step 4: Simplify right side
   2,300.62x = 3,977,071.96
5. Step 5: Solve for x
   x = 3,977,071.96/2,300.62
6. Step 6: Final answer
   x = 1,728.70