Finding the Fourth Proportional to 1,412.10, 2,106.54 and 1,250.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,412.10 : 2,106.54 = 1,250.10 : x
2. Step 2: Convert to fraction form
   1,412.10/2,106.54 = 1,250.10/x
3. Step 3: Cross multiply
   1,412.10x = 2,106.54 × 1,250.10
4. Step 4: Simplify right side
   1,412.10x = 2,633,385.65
5. Step 5: Solve for x
   x = 2,633,385.65/1,412.10
6. Step 6: Final answer
   x = 1,864.87