Finding the Third Proportional to 17,760 and 38,832

Step by Step Solution

1. Step 1: Write the proportion equation
   17,760 : 38,832 = 38,832 : x
2. Step 2: Convert to fraction form
   17,760/38,832 = 38,832/x
3. Step 3: Cross multiply
   17,760x = 38,832 × 38,832
4. Step 4: Simplify right side
   17,760x = 1,507,924,224
5. Step 5: Solve for x
   x = 1,507,924,224/17,760
6. Step 6: Final answer
   x = 84,905.64