Finding the Fourth Proportional to 5,830.74, 8,048.55 and 3,946.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,830.74 : 8,048.55 = 3,946.50 : x
2. Step 2: Convert to fraction form
   5,830.74/8,048.55 = 3,946.50/x
3. Step 3: Cross multiply
   5,830.74x = 8,048.55 × 3,946.50
4. Step 4: Simplify right side
   5,830.74x = 31,763,602.58
5. Step 5: Solve for x
   x = 31,763,602.58/5,830.74
6. Step 6: Final answer
   x = 5,447.61