Finding the Fourth Proportional to 1,784.48, 2,462.10 and 1,085.36

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.48 : 2,462.10 = 1,085.36 : x
2. Step 2: Convert to fraction form
   1,784.48/2,462.10 = 1,085.36/x
3. Step 3: Cross multiply
   1,784.48x = 2,462.10 × 1,085.36
4. Step 4: Simplify right side
   1,784.48x = 2,672,264.86
5. Step 5: Solve for x
   x = 2,672,264.86/1,784.48
6. Step 6: Final answer
   x = 1,497.50