Finding the Fourth Proportional to 35,472.72, 53,207.16 and 10,848.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,472.72 : 53,207.16 = 10,848.72 : x
2. Step 2: Convert to fraction form
   35,472.72/53,207.16 = 10,848.72/x
3. Step 3: Cross multiply
   35,472.72x = 53,207.16 × 10,848.72
4. Step 4: Simplify right side
   35,472.72x = 577,229,580.84
5. Step 5: Solve for x
   x = 577,229,580.84/35,472.72
6. Step 6: Final answer
   x = 16,272.49