Finding the Fourth Proportional to 15,300.34, 22,951.61 and 6,406.72

Step by Step Solution

1. Step 1: Write the proportion equation
   15,300.34 : 22,951.61 = 6,406.72 : x
2. Step 2: Convert to fraction form
   15,300.34/22,951.61 = 6,406.72/x
3. Step 3: Cross multiply
   15,300.34x = 22,951.61 × 6,406.72
4. Step 4: Simplify right side
   15,300.34x = 147,044,538.82
5. Step 5: Solve for x
   x = 147,044,538.82/15,300.34
6. Step 6: Final answer
   x = 9,610.54