Finding the Third Proportional to 13,315,032 and 28,686,942

Step by Step Solution

1. Step 1: Write the proportion equation
   13,315,032 : 28,686,942 = 28,686,942 : x
2. Step 2: Convert to fraction form
   13,315,032/28,686,942 = 28,686,942/x
3. Step 3: Cross multiply
   13,315,032x = 28,686,942 × 28,686,942
4. Step 4: Simplify right side
   13,315,032x = 822,940,641,311,364
5. Step 5: Solve for x
   x = 822,940,641,311,364/13,315,032
6. Step 6: Final answer
   x = 61,805,382.17