Finding the Third Proportional to 18,184,635 and 40,405,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,184,635 : 40,405,105.50 = 40,405,105.50 : x
2. Step 2: Convert to fraction form
   18,184,635/40,405,105.50 = 40,405,105.50/x
3. Step 3: Cross multiply
   18,184,635x = 40,405,105.50 × 40,405,105.50
4. Step 4: Simplify right side
   18,184,635x = 1,632,572,550,466,130.25
5. Step 5: Solve for x
   x = 1,632,572,550,466,130.25/18,184,635
6. Step 6: Final answer
   x = 89,777,581.48