Finding the Fourth Proportional to 9,036.32, 12,467.28 and 5,056.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,036.32 : 12,467.28 = 5,056.80 : x
2. Step 2: Convert to fraction form
   9,036.32/12,467.28 = 5,056.80/x
3. Step 3: Cross multiply
   9,036.32x = 12,467.28 × 5,056.80
4. Step 4: Simplify right side
   9,036.32x = 63,044,541.50
5. Step 5: Solve for x
   x = 63,044,541.50/9,036.32
6. Step 6: Final answer
   x = 6,976.79