Finding the Third Proportional to 131,036.06 and 286,606.69

Step by Step Solution

1. Step 1: Write the proportion equation
   131,036.06 : 286,606.69 = 286,606.69 : x
2. Step 2: Convert to fraction form
   131,036.06/286,606.69 = 286,606.69/x
3. Step 3: Cross multiply
   131,036.06x = 286,606.69 × 286,606.69
4. Step 4: Simplify right side
   131,036.06x = 82,143,393,319.72
5. Step 5: Solve for x
   x = 82,143,393,319.72/131,036.06
6. Step 6: Final answer
   x = 626,876.23