Finding the Third Proportional to 160,345.69 and 345,546.56

Step by Step Solution

1. Step 1: Write the proportion equation
   160,345.69 : 345,546.56 = 345,546.56 : x
2. Step 2: Convert to fraction form
   160,345.69/345,546.56 = 345,546.56/x
3. Step 3: Cross multiply
   160,345.69x = 345,546.56 × 345,546.56
4. Step 4: Simplify right side
   160,345.69x = 119,402,426,855.57
5. Step 5: Solve for x
   x = 119,402,426,855.57/160,345.69
6. Step 6: Final answer
   x = 744,656.30