Finding the Fourth Proportional to 8,650.25, 12,964.86 and 4,692.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,650.25 : 12,964.86 = 4,692.12 : x
2. Step 2: Convert to fraction form
   8,650.25/12,964.86 = 4,692.12/x
3. Step 3: Cross multiply
   8,650.25x = 12,964.86 × 4,692.12
4. Step 4: Simplify right side
   8,650.25x = 60,832,623.03
5. Step 5: Solve for x
   x = 60,832,623.03/8,650.25
6. Step 6: Final answer
   x = 7,032.47