Finding the Fourth Proportional to 2,919,941.22, 4,377,540.63 and 1,215,360.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,919,941.22 : 4,377,540.63 = 1,215,360.43 : x
2. Step 2: Convert to fraction form
   2,919,941.22/4,377,540.63 = 1,215,360.43/x
3. Step 3: Cross multiply
   2,919,941.22x = 4,377,540.63 × 1,215,360.43
4. Step 4: Simplify right side
   2,919,941.22x = 5,320,289,662,419.27
5. Step 5: Solve for x
   x = 5,320,289,662,419.27/2,919,941.22
6. Step 6: Final answer
   x = 1,822,053.69