Finding the Fourth Proportional to 6,402.76, 8,835.83 and 3,570.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,402.76 : 8,835.83 = 3,570.30 : x
2. Step 2: Convert to fraction form
   6,402.76/8,835.83 = 3,570.30/x
3. Step 3: Cross multiply
   6,402.76x = 8,835.83 × 3,570.30
4. Step 4: Simplify right side
   6,402.76x = 31,546,572.77
5. Step 5: Solve for x
   x = 31,546,572.77/6,402.76
6. Step 6: Final answer
   x = 4,927.03