Finding the Third Proportional to 1,055.25 and 2,219.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055.25 : 2,219.06 = 2,219.06 : x
2. Step 2: Convert to fraction form
   1,055.25/2,219.06 = 2,219.06/x
3. Step 3: Cross multiply
   1,055.25x = 2,219.06 × 2,219.06
4. Step 4: Simplify right side
   1,055.25x = 4,924,238.38
5. Step 5: Solve for x
   x = 4,924,238.38/1,055.25
6. Step 6: Final answer
   x = 4,666.42