Finding the Third Proportional to 21,343.78 and 32,978.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,343.78 : 32,978.25 = 32,978.25 : x
2. Step 2: Convert to fraction form
   21,343.78/32,978.25 = 32,978.25/x
3. Step 3: Cross multiply
   21,343.78x = 32,978.25 × 32,978.25
4. Step 4: Simplify right side
   21,343.78x = 1,087,564,973.06
5. Step 5: Solve for x
   x = 1,087,564,973.06/21,343.78
6. Step 6: Final answer
   x = 50,954.65