Finding the Fourth Proportional to 2,213,934.71, 3,321,951.82 and 1,317,148.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213,934.71 : 3,321,951.82 = 1,317,148.07 : x
2. Step 2: Convert to fraction form
   2,213,934.71/3,321,951.82 = 1,317,148.07/x
3. Step 3: Cross multiply
   2,213,934.71x = 3,321,951.82 × 1,317,148.07
4. Step 4: Simplify right side
   2,213,934.71x = 4,375,502,408,443.36
5. Step 5: Solve for x
   x = 4,375,502,408,443.36/2,213,934.71
6. Step 6: Final answer
   x = 1,976,346.64