Finding the Third Proportional to 13,147,528.50 and 19,647,697.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,147,528.50 : 19,647,697.50 = 19,647,697.50 : x
2. Step 2: Convert to fraction form
   13,147,528.50/19,647,697.50 = 19,647,697.50/x
3. Step 3: Cross multiply
   13,147,528.50x = 19,647,697.50 × 19,647,697.50
4. Step 4: Simplify right side
   13,147,528.50x = 386,032,017,051,506.25
5. Step 5: Solve for x
   x = 386,032,017,051,506.25/13,147,528.50
6. Step 6: Final answer
   x = 29,361,565.34