Finding the Third Proportional to 130,196 and 264,012

Step by Step Solution

1. Step 1: Write the proportion equation
   130,196 : 264,012 = 264,012 : x
2. Step 2: Convert to fraction form
   130,196/264,012 = 264,012/x
3. Step 3: Cross multiply
   130,196x = 264,012 × 264,012
4. Step 4: Simplify right side
   130,196x = 69,702,336,144
5. Step 5: Solve for x
   x = 69,702,336,144/130,196
6. Step 6: Final answer
   x = 535,364.65