Finding the Fourth Proportional to 2,744,078.72, 3,788,144.96 and 1,928,981.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,744,078.72 : 3,788,144.96 = 1,928,981.12 : x
2. Step 2: Convert to fraction form
   2,744,078.72/3,788,144.96 = 1,928,981.12/x
3. Step 3: Cross multiply
   2,744,078.72x = 3,788,144.96 × 1,928,981.12
4. Step 4: Simplify right side
   2,744,078.72x = 7,307,260,107,663.16
5. Step 5: Solve for x
   x = 7,307,260,107,663.16/2,744,078.72
6. Step 6: Final answer
   x = 2,662,919.27