Finding the Fourth Proportional to 5,630.60, 7,761.99 and 3,946.93

Step by Step Solution

1. Step 1: Write the proportion equation
   5,630.60 : 7,761.99 = 3,946.93 : x
2. Step 2: Convert to fraction form
   5,630.60/7,761.99 = 3,946.93/x
3. Step 3: Cross multiply
   5,630.60x = 7,761.99 × 3,946.93
4. Step 4: Simplify right side
   5,630.60x = 30,636,026.59
5. Step 5: Solve for x
   x = 30,636,026.59/5,630.60
6. Step 6: Final answer
   x = 5,440.99