Finding the Third Proportional to 13,315,026 and 28,686,928

Step by Step Solution

1. Step 1: Write the proportion equation
   13,315,026 : 28,686,928 = 28,686,928 : x
2. Step 2: Convert to fraction form
   13,315,026/28,686,928 = 28,686,928/x
3. Step 3: Cross multiply
   13,315,026x = 28,686,928 × 28,686,928
4. Step 4: Simplify right side
   13,315,026x = 822,939,838,077,184
5. Step 5: Solve for x
   x = 822,939,838,077,184/13,315,026
6. Step 6: Final answer
   x = 61,805,349.69