Finding the Third Proportional to 8,574,234,993 and 17,853,097,192.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,574,234,993 : 17,853,097,192.31 = 17,853,097,192.31 : x
2. Step 2: Convert to fraction form
   8,574,234,993/17,853,097,192.31 = 17,853,097,192.31/x
3. Step 3: Cross multiply
   8,574,234,993x = 17,853,097,192.31 × 17,853,097,192.31
4. Step 4: Simplify right side
   8,574,234,993x = 318,733,079,358,138,613,760
5. Step 5: Solve for x
   x = 318,733,079,358,138,613,760/8,574,234,993
6. Step 6: Final answer
   x = 37,173,354,779.56