Finding the Third Proportional to 878,264.81 and 1,958,470.69

Step by Step Solution

1. Step 1: Write the proportion equation
   878,264.81 : 1,958,470.69 = 1,958,470.69 : x
2. Step 2: Convert to fraction form
   878,264.81/1,958,470.69 = 1,958,470.69/x
3. Step 3: Cross multiply
   878,264.81x = 1,958,470.69 × 1,958,470.69
4. Step 4: Simplify right side
   878,264.81x = 3,835,607,433,796.72
5. Step 5: Solve for x
   x = 3,835,607,433,796.72/878,264.81
6. Step 6: Final answer
   x = 4,367,256.18