Finding the Third Proportional to 8,184,456 and 12,226,140

Step by Step Solution

1. Step 1: Write the proportion equation
   8,184,456 : 12,226,140 = 12,226,140 : x
2. Step 2: Convert to fraction form
   8,184,456/12,226,140 = 12,226,140/x
3. Step 3: Cross multiply
   8,184,456x = 12,226,140 × 12,226,140
4. Step 4: Simplify right side
   8,184,456x = 149,478,499,299,600
5. Step 5: Solve for x
   x = 149,478,499,299,600/8,184,456
6. Step 6: Final answer
   x = 18,263,706.14