Finding the Third Proportional to 13,142,609 and 28,762,800

Step by Step Solution

1. Step 1: Write the proportion equation
   13,142,609 : 28,762,800 = 28,762,800 : x
2. Step 2: Convert to fraction form
   13,142,609/28,762,800 = 28,762,800/x
3. Step 3: Cross multiply
   13,142,609x = 28,762,800 × 28,762,800
4. Step 4: Simplify right side
   13,142,609x = 827,298,663,840,000
5. Step 5: Solve for x
   x = 827,298,663,840,000/13,142,609
6. Step 6: Final answer
   x = 62,947,825.95