Finding the Third Proportional to 116,238 and 252,060

Step by Step Solution

1. Step 1: Write the proportion equation
   116,238 : 252,060 = 252,060 : x
2. Step 2: Convert to fraction form
   116,238/252,060 = 252,060/x
3. Step 3: Cross multiply
   116,238x = 252,060 × 252,060
4. Step 4: Simplify right side
   116,238x = 63,534,243,600
5. Step 5: Solve for x
   x = 63,534,243,600/116,238
6. Step 6: Final answer
   x = 546,587.55