Finding the Fourth Proportional to 1,459.77, 2,184.86 and 1,111.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,459.77 : 2,184.86 = 1,111.23 : x
2. Step 2: Convert to fraction form
   1,459.77/2,184.86 = 1,111.23/x
3. Step 3: Cross multiply
   1,459.77x = 2,184.86 × 1,111.23
4. Step 4: Simplify right side
   1,459.77x = 2,427,876.42
5. Step 5: Solve for x
   x = 2,427,876.42/1,459.77
6. Step 6: Final answer
   x = 1,663.19