Finding the Third Proportional to 5,426,068.50 and 8,397,943.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,426,068.50 : 8,397,943.31 = 8,397,943.31 : x
2. Step 2: Convert to fraction form
   5,426,068.50/8,397,943.31 = 8,397,943.31/x
3. Step 3: Cross multiply
   5,426,068.50x = 8,397,943.31 × 8,397,943.31
4. Step 4: Simplify right side
   5,426,068.50x = 70,525,451,879,963.47
5. Step 5: Solve for x
   x = 70,525,451,879,963.47/5,426,068.50
6. Step 6: Final answer
   x = 12,997,523.32