Finding the Third Proportional to 1,906.88 and 2,914.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,906.88 : 2,914.31 = 2,914.31 : x
2. Step 2: Convert to fraction form
   1,906.88/2,914.31 = 2,914.31/x
3. Step 3: Cross multiply
   1,906.88x = 2,914.31 × 2,914.31
4. Step 4: Simplify right side
   1,906.88x = 8,493,217.35
5. Step 5: Solve for x
   x = 8,493,217.35/1,906.88
6. Step 6: Final answer
   x = 4,454.00