Finding the Fourth Proportional to 10,318.89, 15,480.28 and 4,697.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,318.89 : 15,480.28 = 4,697.00 : x
2. Step 2: Convert to fraction form
   10,318.89/15,480.28 = 4,697.00/x
3. Step 3: Cross multiply
   10,318.89x = 15,480.28 × 4,697.00
4. Step 4: Simplify right side
   10,318.89x = 72,710,797.76
5. Step 5: Solve for x
   x = 72,710,797.76/10,318.89
6. Step 6: Final answer
   x = 7,046.38