Finding the Third Proportional to 81,398,436 and 174,613,185

Step by Step Solution

1. Step 1: Write the proportion equation
   81,398,436 : 174,613,185 = 174,613,185 : x
2. Step 2: Convert to fraction form
   81,398,436/174,613,185 = 174,613,185/x
3. Step 3: Cross multiply
   81,398,436x = 174,613,185 × 174,613,185
4. Step 4: Simplify right side
   81,398,436x = 30,489,764,375,844,224
5. Step 5: Solve for x
   x = 30,489,764,375,844,224/81,398,436
6. Step 6: Final answer
   x = 374,574,326.91