Finding the Third Proportional to 13,018,973 and 28,352,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,018,973 : 28,352,399.50 = 28,352,399.50 : x
2. Step 2: Convert to fraction form
   13,018,973/28,352,399.50 = 28,352,399.50/x
3. Step 3: Cross multiply
   13,018,973x = 28,352,399.50 × 28,352,399.50
4. Step 4: Simplify right side
   13,018,973x = 803,858,557,407,600.25
5. Step 5: Solve for x
   x = 803,858,557,407,600.25/13,018,973
6. Step 6: Final answer
   x = 61,745,158.96