Finding the Third Proportional to 5,457,451.50 and 8,185,495.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,457,451.50 : 8,185,495.50 = 8,185,495.50 : x
2. Step 2: Convert to fraction form
   5,457,451.50/8,185,495.50 = 8,185,495.50/x
3. Step 3: Cross multiply
   5,457,451.50x = 8,185,495.50 × 8,185,495.50
4. Step 4: Simplify right side
   5,457,451.50x = 67,002,336,580,520.25
5. Step 5: Solve for x
   x = 67,002,336,580,520.25/5,457,451.50
6. Step 6: Final answer
   x = 12,277,220.71