Finding the Fourth Proportional to 2,788.86, 3,848.48 and 1,529.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788.86 : 3,848.48 = 1,529.96 : x
2. Step 2: Convert to fraction form
   2,788.86/3,848.48 = 1,529.96/x
3. Step 3: Cross multiply
   2,788.86x = 3,848.48 × 1,529.96
4. Step 4: Simplify right side
   2,788.86x = 5,888,020.46
5. Step 5: Solve for x
   x = 5,888,020.46/2,788.86
6. Step 6: Final answer
   x = 2,111.26