Finding the Third Proportional to 248,061.50 and 538,132

Step by Step Solution

1. Step 1: Write the proportion equation
   248,061.50 : 538,132 = 538,132 : x
2. Step 2: Convert to fraction form
   248,061.50/538,132 = 538,132/x
3. Step 3: Cross multiply
   248,061.50x = 538,132 × 538,132
4. Step 4: Simplify right side
   248,061.50x = 289,586,049,424
5. Step 5: Solve for x
   x = 289,586,049,424/248,061.50
6. Step 6: Final answer
   x = 1,167,396.19