Finding the Third Proportional to 157,366.50 and 342,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,366.50 : 342,667.50 = 342,667.50 : x
2. Step 2: Convert to fraction form
   157,366.50/342,667.50 = 342,667.50/x
3. Step 3: Cross multiply
   157,366.50x = 342,667.50 × 342,667.50
4. Step 4: Simplify right side
   157,366.50x = 117,421,015,556.25
5. Step 5: Solve for x
   x = 117,421,015,556.25/157,366.50
6. Step 6: Final answer
   x = 746,162.72