Finding the Third Proportional to 173,869 and 370,703.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,869 : 370,703.50 = 370,703.50 : x
2. Step 2: Convert to fraction form
   173,869/370,703.50 = 370,703.50/x
3. Step 3: Cross multiply
   173,869x = 370,703.50 × 370,703.50
4. Step 4: Simplify right side
   173,869x = 137,421,084,912.25
5. Step 5: Solve for x
   x = 137,421,084,912.25/173,869
6. Step 6: Final answer
   x = 790,371.40