Finding the Third Proportional to 174,213.50 and 369,360

Step by Step Solution

1. Step 1: Write the proportion equation
   174,213.50 : 369,360 = 369,360 : x
2. Step 2: Convert to fraction form
   174,213.50/369,360 = 369,360/x
3. Step 3: Cross multiply
   174,213.50x = 369,360 × 369,360
4. Step 4: Simplify right side
   174,213.50x = 136,426,809,600
5. Step 5: Solve for x
   x = 136,426,809,600/174,213.50
6. Step 6: Final answer
   x = 783,101.25