Finding the Fourth Proportional to 35,238.50, 52,852.12 and 10,272.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,238.50 : 52,852.12 = 10,272.72 : x
2. Step 2: Convert to fraction form
   35,238.50/52,852.12 = 10,272.72/x
3. Step 3: Cross multiply
   35,238.50x = 52,852.12 × 10,272.72
4. Step 4: Simplify right side
   35,238.50x = 542,935,030.17
5. Step 5: Solve for x
   x = 542,935,030.17/35,238.50
6. Step 6: Final answer
   x = 15,407.44