Finding the Third Proportional to 2,509,212 and 5,342,095.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,509,212 : 5,342,095.50 = 5,342,095.50 : x
2. Step 2: Convert to fraction form
   2,509,212/5,342,095.50 = 5,342,095.50/x
3. Step 3: Cross multiply
   2,509,212x = 5,342,095.50 × 5,342,095.50
4. Step 4: Simplify right side
   2,509,212x = 28,537,984,331,120.25
5. Step 5: Solve for x
   x = 28,537,984,331,120.25/2,509,212
6. Step 6: Final answer
   x = 11,373,285.45