Finding the Fourth Proportional to 1,782.19, 2,460.24 and 1,310.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,782.19 : 2,460.24 = 1,310.09 : x
2. Step 2: Convert to fraction form
   1,782.19/2,460.24 = 1,310.09/x
3. Step 3: Cross multiply
   1,782.19x = 2,460.24 × 1,310.09
4. Step 4: Simplify right side
   1,782.19x = 3,223,135.82
5. Step 5: Solve for x
   x = 3,223,135.82/1,782.19
6. Step 6: Final answer
   x = 1,808.53