Finding the Third Proportional to 135,066 and 291,080.25

Step by Step Solution

1. Step 1: Write the proportion equation
   135,066 : 291,080.25 = 291,080.25 : x
2. Step 2: Convert to fraction form
   135,066/291,080.25 = 291,080.25/x
3. Step 3: Cross multiply
   135,066x = 291,080.25 × 291,080.25
4. Step 4: Simplify right side
   135,066x = 84,727,711,940.06
5. Step 5: Solve for x
   x = 84,727,711,940.06/135,066
6. Step 6: Final answer
   x = 627,306.00