Finding the Third Proportional to 194,718.50 and 418,522

Step by Step Solution

1. Step 1: Write the proportion equation
   194,718.50 : 418,522 = 418,522 : x
2. Step 2: Convert to fraction form
   194,718.50/418,522 = 418,522/x
3. Step 3: Cross multiply
   194,718.50x = 418,522 × 418,522
4. Step 4: Simplify right side
   194,718.50x = 175,160,664,484
5. Step 5: Solve for x
   x = 175,160,664,484/194,718.50
6. Step 6: Final answer
   x = 899,558.41