Finding the Third Proportional to 27,642.75 and 64,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,642.75 : 64,981.50 = 64,981.50 : x
2. Step 2: Convert to fraction form
   27,642.75/64,981.50 = 64,981.50/x
3. Step 3: Cross multiply
   27,642.75x = 64,981.50 × 64,981.50
4. Step 4: Simplify right side
   27,642.75x = 4,222,595,342.25
5. Step 5: Solve for x
   x = 4,222,595,342.25/27,642.75
6. Step 6: Final answer
   x = 152,755.98