Finding the Third Proportional to 131,868 and 283,762.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,868 : 283,762.50 = 283,762.50 : x
2. Step 2: Convert to fraction form
   131,868/283,762.50 = 283,762.50/x
3. Step 3: Cross multiply
   131,868x = 283,762.50 × 283,762.50
4. Step 4: Simplify right side
   131,868x = 80,521,156,406.25
5. Step 5: Solve for x
   x = 80,521,156,406.25/131,868
6. Step 6: Final answer
   x = 610,619.38