Finding the Third Proportional to 352,554 and 537,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   352,554 : 537,093.50 = 537,093.50 : x
2. Step 2: Convert to fraction form
   352,554/537,093.50 = 537,093.50/x
3. Step 3: Cross multiply
   352,554x = 537,093.50 × 537,093.50
4. Step 4: Simplify right side
   352,554x = 288,469,427,742.25
5. Step 5: Solve for x
   x = 288,469,427,742.25/352,554
6. Step 6: Final answer
   x = 818,227.64