Finding the Fourth Proportional to 2,186.18, 3,016.59 and 1,254.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,186.18 : 3,016.59 = 1,254.50 : x
2. Step 2: Convert to fraction form
   2,186.18/3,016.59 = 1,254.50/x
3. Step 3: Cross multiply
   2,186.18x = 3,016.59 × 1,254.50
4. Step 4: Simplify right side
   2,186.18x = 3,784,312.16
5. Step 5: Solve for x
   x = 3,784,312.16/2,186.18
6. Step 6: Final answer
   x = 1,731.02