Finding the Fourth Proportional to 3,788.79, 5,705.99 and 3,355.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,788.79 : 5,705.99 = 3,355.50 : x
2. Step 2: Convert to fraction form
   3,788.79/5,705.99 = 3,355.50/x
3. Step 3: Cross multiply
   3,788.79x = 5,705.99 × 3,355.50
4. Step 4: Simplify right side
   3,788.79x = 19,146,457.83
5. Step 5: Solve for x
   x = 19,146,457.83/3,788.79
6. Step 6: Final answer
   x = 5,053.45