Finding the Fourth Proportional to 12,701.32, 17,536.37 and 7,928.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,701.32 : 17,536.37 = 7,928.53 : x
2. Step 2: Convert to fraction form
   12,701.32/17,536.37 = 7,928.53/x
3. Step 3: Cross multiply
   12,701.32x = 17,536.37 × 7,928.53
4. Step 4: Simplify right side
   12,701.32x = 139,037,611.62
5. Step 5: Solve for x
   x = 139,037,611.62/12,701.32
6. Step 6: Final answer
   x = 10,946.71