Finding the Third Proportional to 134,517 and 291,300

Step by Step Solution

1. Step 1: Write the proportion equation
   134,517 : 291,300 = 291,300 : x
2. Step 2: Convert to fraction form
   134,517/291,300 = 291,300/x
3. Step 3: Cross multiply
   134,517x = 291,300 × 291,300
4. Step 4: Simplify right side
   134,517x = 84,855,690,000
5. Step 5: Solve for x
   x = 84,855,690,000/134,517
6. Step 6: Final answer
   x = 630,817.59