Finding the Third Proportional to 164,156.50 and 359,453

Step by Step Solution

1. Step 1: Write the proportion equation
   164,156.50 : 359,453 = 359,453 : x
2. Step 2: Convert to fraction form
   164,156.50/359,453 = 359,453/x
3. Step 3: Cross multiply
   164,156.50x = 359,453 × 359,453
4. Step 4: Simplify right side
   164,156.50x = 129,206,459,209
5. Step 5: Solve for x
   x = 129,206,459,209/164,156.50
6. Step 6: Final answer
   x = 787,093.17