Finding the Third Proportional to 28,502.63 and 65,976.75

Step by Step Solution

1. Step 1: Write the proportion equation
   28,502.63 : 65,976.75 = 65,976.75 : x
2. Step 2: Convert to fraction form
   28,502.63/65,976.75 = 65,976.75/x
3. Step 3: Cross multiply
   28,502.63x = 65,976.75 × 65,976.75
4. Step 4: Simplify right side
   28,502.63x = 4,352,931,540.56
5. Step 5: Solve for x
   x = 4,352,931,540.56/28,502.63
6. Step 6: Final answer
   x = 152,720.37