Finding the Third Proportional to 2,530,807.31 and 5,445,682.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530,807.31 : 5,445,682.69 = 5,445,682.69 : x
2. Step 2: Convert to fraction form
   2,530,807.31/5,445,682.69 = 5,445,682.69/x
3. Step 3: Cross multiply
   2,530,807.31x = 5,445,682.69 × 5,445,682.69
4. Step 4: Simplify right side
   2,530,807.31x = 29,655,459,932,937.22
5. Step 5: Solve for x
   x = 29,655,459,932,937.22/2,530,807.31
6. Step 6: Final answer
   x = 11,717,786.57