Finding the Third Proportional to 153,151.50 and 351,523

Step by Step Solution

1. Step 1: Write the proportion equation
   153,151.50 : 351,523 = 351,523 : x
2. Step 2: Convert to fraction form
   153,151.50/351,523 = 351,523/x
3. Step 3: Cross multiply
   153,151.50x = 351,523 × 351,523
4. Step 4: Simplify right side
   153,151.50x = 123,568,419,529
5. Step 5: Solve for x
   x = 123,568,419,529/153,151.50
6. Step 6: Final answer
   x = 806,837.80