Finding the Fourth Proportional to 5,076.38, 7,611.69 and 3,705.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,076.38 : 7,611.69 = 3,705.50 : x
2. Step 2: Convert to fraction form
   5,076.38/7,611.69 = 3,705.50/x
3. Step 3: Cross multiply
   5,076.38x = 7,611.69 × 3,705.50
4. Step 4: Simplify right side
   5,076.38x = 28,205,117.30
5. Step 5: Solve for x
   x = 28,205,117.30/5,076.38
6. Step 6: Final answer
   x = 5,556.15