Finding the Third Proportional to 136,350 and 292,939.50

Step by Step Solution

1. Step 1: Write the proportion equation
   136,350 : 292,939.50 = 292,939.50 : x
2. Step 2: Convert to fraction form
   136,350/292,939.50 = 292,939.50/x
3. Step 3: Cross multiply
   136,350x = 292,939.50 × 292,939.50
4. Step 4: Simplify right side
   136,350x = 85,813,550,660.25
5. Step 5: Solve for x
   x = 85,813,550,660.25/136,350
6. Step 6: Final answer
   x = 629,362.31