Finding the Fourth Proportional to 1,410.69, 2,116.25 and 1,023.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410.69 : 2,116.25 = 1,023.62 : x
2. Step 2: Convert to fraction form
   1,410.69/2,116.25 = 1,023.62/x
3. Step 3: Cross multiply
   1,410.69x = 2,116.25 × 1,023.62
4. Step 4: Simplify right side
   1,410.69x = 2,166,235.83
5. Step 5: Solve for x
   x = 2,166,235.83/1,410.69
6. Step 6: Final answer
   x = 1,535.59