Finding the Third Proportional to 961,215.45 and 2,269,039.71

Step by Step Solution

1. Step 1: Write the proportion equation
   961,215.45 : 2,269,039.71 = 2,269,039.71 : x
2. Step 2: Convert to fraction form
   961,215.45/2,269,039.71 = 2,269,039.71/x
3. Step 3: Cross multiply
   961,215.45x = 2,269,039.71 × 2,269,039.71
4. Step 4: Simplify right side
   961,215.45x = 5,148,541,209,811.33
5. Step 5: Solve for x
   x = 5,148,541,209,811.33/961,215.45
6. Step 6: Final answer
   x = 5,356,282.20