Finding the Third Proportional to 49,127.50 and 115,479

Step by Step Solution

1. Step 1: Write the proportion equation
   49,127.50 : 115,479 = 115,479 : x
2. Step 2: Convert to fraction form
   49,127.50/115,479 = 115,479/x
3. Step 3: Cross multiply
   49,127.50x = 115,479 × 115,479
4. Step 4: Simplify right side
   49,127.50x = 13,335,399,441
5. Step 5: Solve for x
   x = 13,335,399,441/49,127.50
6. Step 6: Final answer
   x = 271,444.70