Finding the Fourth Proportional to 6,402.94, 8,835.91 and 3,570.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,402.94 : 8,835.91 = 3,570.30 : x
2. Step 2: Convert to fraction form
   6,402.94/8,835.91 = 3,570.30/x
3. Step 3: Cross multiply
   6,402.94x = 8,835.91 × 3,570.30
4. Step 4: Simplify right side
   6,402.94x = 31,546,840.55
5. Step 5: Solve for x
   x = 31,546,840.55/6,402.94
6. Step 6: Final answer
   x = 4,926.93