Finding the Fourth Proportional to 48,187.82, 72,303.60 and 28,504.82

Step by Step Solution

1. Step 1: Write the proportion equation
   48,187.82 : 72,303.60 = 28,504.82 : x
2. Step 2: Convert to fraction form
   48,187.82/72,303.60 = 28,504.82/x
3. Step 3: Cross multiply
   48,187.82x = 72,303.60 × 28,504.82
4. Step 4: Simplify right side
   48,187.82x = 2,061,001,103.35
5. Step 5: Solve for x
   x = 2,061,001,103.35/48,187.82
6. Step 6: Final answer
   x = 42,770.17