Finding the Third Proportional to 42,558 and 91,522

Step by Step Solution

1. Step 1: Write the proportion equation
   42,558 : 91,522 = 91,522 : x
2. Step 2: Convert to fraction form
   42,558/91,522 = 91,522/x
3. Step 3: Cross multiply
   42,558x = 91,522 × 91,522
4. Step 4: Simplify right side
   42,558x = 8,376,276,484
5. Step 5: Solve for x
   x = 8,376,276,484/42,558
6. Step 6: Final answer
   x = 196,820.26