Finding the Third Proportional to 40,812 and 59,820.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,812 : 59,820.75 = 59,820.75 : x
2. Step 2: Convert to fraction form
   40,812/59,820.75 = 59,820.75/x
3. Step 3: Cross multiply
   40,812x = 59,820.75 × 59,820.75
4. Step 4: Simplify right side
   40,812x = 3,578,522,130.56
5. Step 5: Solve for x
   x = 3,578,522,130.56/40,812
6. Step 6: Final answer
   x = 87,683.09