Finding the Third Proportional to 5,200,784 and 8,084,437

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200,784 : 8,084,437 = 8,084,437 : x
2. Step 2: Convert to fraction form
   5,200,784/8,084,437 = 8,084,437/x
3. Step 3: Cross multiply
   5,200,784x = 8,084,437 × 8,084,437
4. Step 4: Simplify right side
   5,200,784x = 65,358,121,606,969
5. Step 5: Solve for x
   x = 65,358,121,606,969/5,200,784
6. Step 6: Final answer
   x = 12,566,974.83