Finding the Third Proportional to 13,118,974.50 and 19,342,155.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,118,974.50 : 19,342,155.38 = 19,342,155.38 : x
2. Step 2: Convert to fraction form
   13,118,974.50/19,342,155.38 = 19,342,155.38/x
3. Step 3: Cross multiply
   13,118,974.50x = 19,342,155.38 × 19,342,155.38
4. Step 4: Simplify right side
   13,118,974.50x = 374,118,974,550,641.38
5. Step 5: Solve for x
   x = 374,118,974,550,641.38/13,118,974.50
6. Step 6: Final answer
   x = 28,517,394.75