Finding the Third Proportional to 573,787.50 and 885,364.50

Step by Step Solution

1. Step 1: Write the proportion equation
   573,787.50 : 885,364.50 = 885,364.50 : x
2. Step 2: Convert to fraction form
   573,787.50/885,364.50 = 885,364.50/x
3. Step 3: Cross multiply
   573,787.50x = 885,364.50 × 885,364.50
4. Step 4: Simplify right side
   573,787.50x = 783,870,297,860.25
5. Step 5: Solve for x
   x = 783,870,297,860.25/573,787.50
6. Step 6: Final answer
   x = 1,366,133.45