Finding the Third Proportional to 136,260 and 291,150

Step by Step Solution

1. Step 1: Write the proportion equation
   136,260 : 291,150 = 291,150 : x
2. Step 2: Convert to fraction form
   136,260/291,150 = 291,150/x
3. Step 3: Cross multiply
   136,260x = 291,150 × 291,150
4. Step 4: Simplify right side
   136,260x = 84,768,322,500
5. Step 5: Solve for x
   x = 84,768,322,500/136,260
6. Step 6: Final answer
   x = 622,107.17