Finding the Fourth Proportional to 6,178.69, 8,527.21 and 3,526.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,178.69 : 8,527.21 = 3,526.50 : x
2. Step 2: Convert to fraction form
   6,178.69/8,527.21 = 3,526.50/x
3. Step 3: Cross multiply
   6,178.69x = 8,527.21 × 3,526.50
4. Step 4: Simplify right side
   6,178.69x = 30,071,188.43
5. Step 5: Solve for x
   x = 30,071,188.43/6,178.69
6. Step 6: Final answer
   x = 4,866.92