Finding the Third Proportional to 13,106,638 and 28,732,698.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,106,638 : 28,732,698.50 = 28,732,698.50 : x
2. Step 2: Convert to fraction form
   13,106,638/28,732,698.50 = 28,732,698.50/x
3. Step 3: Cross multiply
   13,106,638x = 28,732,698.50 × 28,732,698.50
4. Step 4: Simplify right side
   13,106,638x = 825,567,963,091,902.25
5. Step 5: Solve for x
   x = 825,567,963,091,902.25/13,106,638
6. Step 6: Final answer
   x = 62,988,537.80