Finding the Third Proportional to 4,074,346.50 and 8,483,392.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,074,346.50 : 8,483,392.50 = 8,483,392.50 : x
2. Step 2: Convert to fraction form
   4,074,346.50/8,483,392.50 = 8,483,392.50/x
3. Step 3: Cross multiply
   4,074,346.50x = 8,483,392.50 × 8,483,392.50
4. Step 4: Simplify right side
   4,074,346.50x = 71,967,948,309,056.25
5. Step 5: Solve for x
   x = 71,967,948,309,056.25/4,074,346.50
6. Step 6: Final answer
   x = 17,663,678.90