Finding the Fourth Proportional to 9,064.84, 12,510.20 and 5,086.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,064.84 : 12,510.20 = 5,086.32 : x
2. Step 2: Convert to fraction form
   9,064.84/12,510.20 = 5,086.32/x
3. Step 3: Cross multiply
   9,064.84x = 12,510.20 × 5,086.32
4. Step 4: Simplify right side
   9,064.84x = 63,630,880.46
5. Step 5: Solve for x
   x = 63,630,880.46/9,064.84
6. Step 6: Final answer
   x = 7,019.53