Finding the Third Proportional to 3,657,823.50 and 8,039,674.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,657,823.50 : 8,039,674.50 = 8,039,674.50 : x
2. Step 2: Convert to fraction form
   3,657,823.50/8,039,674.50 = 8,039,674.50/x
3. Step 3: Cross multiply
   3,657,823.50x = 8,039,674.50 × 8,039,674.50
4. Step 4: Simplify right side
   3,657,823.50x = 64,636,366,065,950.25
5. Step 5: Solve for x
   x = 64,636,366,065,950.25/3,657,823.50
6. Step 6: Final answer
   x = 17,670,717.59