Finding the Third Proportional to 28,502.72 and 65,977.03

Step by Step Solution

1. Step 1: Write the proportion equation
   28,502.72 : 65,977.03 = 65,977.03 : x
2. Step 2: Convert to fraction form
   28,502.72/65,977.03 = 65,977.03/x
3. Step 3: Cross multiply
   28,502.72x = 65,977.03 × 65,977.03
4. Step 4: Simplify right side
   28,502.72x = 4,352,968,652.56
5. Step 5: Solve for x
   x = 4,352,968,652.56/28,502.72
6. Step 6: Final answer
   x = 152,721.17