Finding the Third Proportional to 35,688.50 and 48,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,688.50 : 48,072.50 = 48,072.50 : x
2. Step 2: Convert to fraction form
   35,688.50/48,072.50 = 48,072.50/x
3. Step 3: Cross multiply
   35,688.50x = 48,072.50 × 48,072.50
4. Step 4: Simplify right side
   35,688.50x = 2,310,965,256.25
5. Step 5: Solve for x
   x = 2,310,965,256.25/35,688.50
6. Step 6: Final answer
   x = 64,753.78