Finding the Third Proportional to 2,089,819.13 and 4,238,398.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089,819.13 : 4,238,398.88 = 4,238,398.88 : x
2. Step 2: Convert to fraction form
   2,089,819.13/4,238,398.88 = 4,238,398.88/x
3. Step 3: Cross multiply
   2,089,819.13x = 4,238,398.88 × 4,238,398.88
4. Step 4: Simplify right side
   2,089,819.13x = 17,964,025,023,601.27
5. Step 5: Solve for x
   x = 17,964,025,023,601.27/2,089,819.13
6. Step 6: Final answer
   x = 8,595,971.21