Finding the Third Proportional to 5,709,424 and 12,554,428

Step by Step Solution

1. Step 1: Write the proportion equation
   5,709,424 : 12,554,428 = 12,554,428 : x
2. Step 2: Convert to fraction form
   5,709,424/12,554,428 = 12,554,428/x
3. Step 3: Cross multiply
   5,709,424x = 12,554,428 × 12,554,428
4. Step 4: Simplify right side
   5,709,424x = 157,613,662,407,184
5. Step 5: Solve for x
   x = 157,613,662,407,184/5,709,424
6. Step 6: Final answer
   x = 27,605,878.00