Finding the Third Proportional to 90,715.50 and 194,553

Step by Step Solution

1. Step 1: Write the proportion equation
   90,715.50 : 194,553 = 194,553 : x
2. Step 2: Convert to fraction form
   90,715.50/194,553 = 194,553/x
3. Step 3: Cross multiply
   90,715.50x = 194,553 × 194,553
4. Step 4: Simplify right side
   90,715.50x = 37,850,869,809
5. Step 5: Solve for x
   x = 37,850,869,809/90,715.50
6. Step 6: Final answer
   x = 417,248.10