Finding the Third Proportional to 1,611.56 and 1,854.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,611.56 : 1,854.56 = 1,854.56 : x
2. Step 2: Convert to fraction form
   1,611.56/1,854.56 = 1,854.56/x
3. Step 3: Cross multiply
   1,611.56x = 1,854.56 × 1,854.56
4. Step 4: Simplify right side
   1,611.56x = 3,439,402.07
5. Step 5: Solve for x
   x = 3,439,402.07/1,611.56
6. Step 6: Final answer
   x = 2,134.20