Finding the Third Proportional to 131,121 and 271,570.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,121 : 271,570.50 = 271,570.50 : x
2. Step 2: Convert to fraction form
   131,121/271,570.50 = 271,570.50/x
3. Step 3: Cross multiply
   131,121x = 271,570.50 × 271,570.50
4. Step 4: Simplify right side
   131,121x = 73,750,536,470.25
5. Step 5: Solve for x
   x = 73,750,536,470.25/131,121
6. Step 6: Final answer
   x = 562,461.67