Finding the Third Proportional to 43,272 and 89,832

Step by Step Solution

1. Step 1: Write the proportion equation
   43,272 : 89,832 = 89,832 : x
2. Step 2: Convert to fraction form
   43,272/89,832 = 89,832/x
3. Step 3: Cross multiply
   43,272x = 89,832 × 89,832
4. Step 4: Simplify right side
   43,272x = 8,069,788,224
5. Step 5: Solve for x
   x = 8,069,788,224/43,272
6. Step 6: Final answer
   x = 186,489.84