Finding the Third Proportional to 5,681,951 and 12,426,784

Step by Step Solution

1. Step 1: Write the proportion equation
   5,681,951 : 12,426,784 = 12,426,784 : x
2. Step 2: Convert to fraction form
   5,681,951/12,426,784 = 12,426,784/x
3. Step 3: Cross multiply
   5,681,951x = 12,426,784 × 12,426,784
4. Step 4: Simplify right side
   5,681,951x = 154,424,960,582,656
5. Step 5: Solve for x
   x = 154,424,960,582,656/5,681,951
6. Step 6: Final answer
   x = 27,178,157.75