Finding the Third Proportional to 2,429,774.09 and 5,249,175.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429,774.09 : 5,249,175.89 = 5,249,175.89 : x
2. Step 2: Convert to fraction form
   2,429,774.09/5,249,175.89 = 5,249,175.89/x
3. Step 3: Cross multiply
   2,429,774.09x = 5,249,175.89 × 5,249,175.89
4. Step 4: Simplify right side
   2,429,774.09x = 27,553,847,530,718.76
5. Step 5: Solve for x
   x = 27,553,847,530,718.76/2,429,774.09
6. Step 6: Final answer
   x = 11,340,086.18