Finding the Third Proportional to 87,492 and 123,777.75

Step by Step Solution

1. Step 1: Write the proportion equation
   87,492 : 123,777.75 = 123,777.75 : x
2. Step 2: Convert to fraction form
   87,492/123,777.75 = 123,777.75/x
3. Step 3: Cross multiply
   87,492x = 123,777.75 × 123,777.75
4. Step 4: Simplify right side
   87,492x = 15,320,931,395.06
5. Step 5: Solve for x
   x = 15,320,931,395.06/87,492
6. Step 6: Final answer
   x = 175,112.37