Finding the Third Proportional to 48,002.63 and 65,920.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,002.63 : 65,920.50 = 65,920.50 : x
2. Step 2: Convert to fraction form
   48,002.63/65,920.50 = 65,920.50/x
3. Step 3: Cross multiply
   48,002.63x = 65,920.50 × 65,920.50
4. Step 4: Simplify right side
   48,002.63x = 4,345,512,320.25
5. Step 5: Solve for x
   x = 4,345,512,320.25/48,002.63
6. Step 6: Final answer
   x = 90,526.56