Finding the Third Proportional to 18,477,051,532 and 37,933,627,688

Step by Step Solution

1. Step 1: Write the proportion equation
   18,477,051,532 : 37,933,627,688 = 37,933,627,688 : x
2. Step 2: Convert to fraction form
   18,477,051,532/37,933,627,688 = 37,933,627,688/x
3. Step 3: Cross multiply
   18,477,051,532x = 37,933,627,688 × 37,933,627,688
4. Step 4: Simplify right side
   18,477,051,532x = 1,438,960,109,571,800,301,568
5. Step 5: Solve for x
   x = 1,438,960,109,571,800,301,568/18,477,051,532
6. Step 6: Final answer
   x = 77,878,232,199.53