Finding the Third Proportional to 116,908 and 252,500

Step by Step Solution

1. Step 1: Write the proportion equation
   116,908 : 252,500 = 252,500 : x
2. Step 2: Convert to fraction form
   116,908/252,500 = 252,500/x
3. Step 3: Cross multiply
   116,908x = 252,500 × 252,500
4. Step 4: Simplify right side
   116,908x = 63,756,250,000
5. Step 5: Solve for x
   x = 63,756,250,000/116,908
6. Step 6: Final answer
   x = 545,354.04