Finding the Fourth Proportional to 9,931.32, 14,895.00 and 4,928.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,931.32 : 14,895.00 = 4,928.47 : x
2. Step 2: Convert to fraction form
   9,931.32/14,895.00 = 4,928.47/x
3. Step 3: Cross multiply
   9,931.32x = 14,895.00 × 4,928.47
4. Step 4: Simplify right side
   9,931.32x = 73,409,535.73
5. Step 5: Solve for x
   x = 73,409,535.73/9,931.32
6. Step 6: Final answer
   x = 7,391.72