Finding the Third Proportional to 159,606 and 342,731.25

Step by Step Solution

1. Step 1: Write the proportion equation
   159,606 : 342,731.25 = 342,731.25 : x
2. Step 2: Convert to fraction form
   159,606/342,731.25 = 342,731.25/x
3. Step 3: Cross multiply
   159,606x = 342,731.25 × 342,731.25
4. Step 4: Simplify right side
   159,606x = 117,464,709,726.56
5. Step 5: Solve for x
   x = 117,464,709,726.56/159,606
6. Step 6: Final answer
   x = 735,966.75