Finding the Fourth Proportional to 3,806,956.48, 5,710,420.52 and 928,290.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,806,956.48 : 5,710,420.52 = 928,290.24 : x
2. Step 2: Convert to fraction form
   3,806,956.48/5,710,420.52 = 928,290.24/x
3. Step 3: Cross multiply
   3,806,956.48x = 5,710,420.52 × 928,290.24
4. Step 4: Simplify right side
   3,806,956.48x = 5,300,927,635,011.72
5. Step 5: Solve for x
   x = 5,300,927,635,011.72/3,806,956.48
6. Step 6: Final answer
   x = 1,392,431.90