Finding the Fourth Proportional to 2,392,638.72, 3,301,711.72 and 1,360,003.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,392,638.72 : 3,301,711.72 = 1,360,003.20 : x
2. Step 2: Convert to fraction form
   2,392,638.72/3,301,711.72 = 1,360,003.20/x
3. Step 3: Cross multiply
   2,392,638.72x = 3,301,711.72 × 1,360,003.20
4. Step 4: Simplify right side
   2,392,638.72x = 4,490,338,504,677.50
5. Step 5: Solve for x
   x = 4,490,338,504,677.50/2,392,638.72
6. Step 6: Final answer
   x = 1,876,730.69