Finding the Fourth Proportional to 2,126,398.69, 3,191,697.56 and 929,147.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,126,398.69 : 3,191,697.56 = 929,147.41 : x
2. Step 2: Convert to fraction form
   2,126,398.69/3,191,697.56 = 929,147.41/x
3. Step 3: Cross multiply
   2,126,398.69x = 3,191,697.56 × 929,147.41
4. Step 4: Simplify right side
   2,126,398.69x = 2,965,557,521,377.32
5. Step 5: Solve for x
   x = 2,965,557,521,377.32/2,126,398.69
6. Step 6: Final answer
   x = 1,394,638.52