Finding the Fourth Proportional to 48,410.76, 72,607.56 and 13,353.12

Step by Step Solution

1. Step 1: Write the proportion equation
   48,410.76 : 72,607.56 = 13,353.12 : x
2. Step 2: Convert to fraction form
   48,410.76/72,607.56 = 13,353.12/x
3. Step 3: Cross multiply
   48,410.76x = 72,607.56 × 13,353.12
4. Step 4: Simplify right side
   48,410.76x = 969,537,461.59
5. Step 5: Solve for x
   x = 969,537,461.59/48,410.76
6. Step 6: Final answer
   x = 20,027.31