Finding the Third Proportional to 2,421,998 and 5,709,328

Step by Step Solution

1. Step 1: Write the proportion equation
   2,421,998 : 5,709,328 = 5,709,328 : x
2. Step 2: Convert to fraction form
   2,421,998/5,709,328 = 5,709,328/x
3. Step 3: Cross multiply
   2,421,998x = 5,709,328 × 5,709,328
4. Step 4: Simplify right side
   2,421,998x = 32,596,426,211,584
5. Step 5: Solve for x
   x = 32,596,426,211,584/2,421,998
6. Step 6: Final answer
   x = 13,458,486.02