Finding the Third Proportional to 112,591.50 and 242,517

Step by Step Solution

1. Step 1: Write the proportion equation
   112,591.50 : 242,517 = 242,517 : x
2. Step 2: Convert to fraction form
   112,591.50/242,517 = 242,517/x
3. Step 3: Cross multiply
   112,591.50x = 242,517 × 242,517
4. Step 4: Simplify right side
   112,591.50x = 58,814,495,289
5. Step 5: Solve for x
   x = 58,814,495,289/112,591.50
6. Step 6: Final answer
   x = 522,370.65