Finding the Third Proportional to 157,501.50 and 345,624

Step by Step Solution

1. Step 1: Write the proportion equation
   157,501.50 : 345,624 = 345,624 : x
2. Step 2: Convert to fraction form
   157,501.50/345,624 = 345,624/x
3. Step 3: Cross multiply
   157,501.50x = 345,624 × 345,624
4. Step 4: Simplify right side
   157,501.50x = 119,455,949,376
5. Step 5: Solve for x
   x = 119,455,949,376/157,501.50
6. Step 6: Final answer
   x = 758,443.25