Finding the Third Proportional to 2,396,086.31 and 5,157,538.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,396,086.31 : 5,157,538.31 = 5,157,538.31 : x
2. Step 2: Convert to fraction form
   2,396,086.31/5,157,538.31 = 5,157,538.31/x
3. Step 3: Cross multiply
   2,396,086.31x = 5,157,538.31 × 5,157,538.31
4. Step 4: Simplify right side
   2,396,086.31x = 26,600,201,444,905.35
5. Step 5: Solve for x
   x = 26,600,201,444,905.35/2,396,086.31
6. Step 6: Final answer
   x = 11,101,520.55