Finding the Third Proportional to 28,712.92 and 45,568.20

Step by Step Solution

1. Step 1: Write the proportion equation
   28,712.92 : 45,568.20 = 45,568.20 : x
2. Step 2: Convert to fraction form
   28,712.92/45,568.20 = 45,568.20/x
3. Step 3: Cross multiply
   28,712.92x = 45,568.20 × 45,568.20
4. Step 4: Simplify right side
   28,712.92x = 2,076,460,424.04
5. Step 5: Solve for x
   x = 2,076,460,424.04/28,712.92
6. Step 6: Final answer
   x = 72,317.99