Finding the Fourth Proportional to 5,637.92, 7,783.86 and 3,622.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,637.92 : 7,783.86 = 3,622.15 : x
2. Step 2: Convert to fraction form
   5,637.92/7,783.86 = 3,622.15/x
3. Step 3: Cross multiply
   5,637.92x = 7,783.86 × 3,622.15
4. Step 4: Simplify right side
   5,637.92x = 28,194,331.81
5. Step 5: Solve for x
   x = 28,194,331.81/5,637.92
6. Step 6: Final answer
   x = 5,000.84