Finding the Fourth Proportional to 8,692.86, 13,025.86 and 5,870.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,692.86 : 13,025.86 = 5,870.63 : x
2. Step 2: Convert to fraction form
   8,692.86/13,025.86 = 5,870.63/x
3. Step 3: Cross multiply
   8,692.86x = 13,025.86 × 5,870.63
4. Step 4: Simplify right side
   8,692.86x = 76,470,004.49
5. Step 5: Solve for x
   x = 76,470,004.49/8,692.86
6. Step 6: Final answer
   x = 8,796.88