Finding the Fourth Proportional to 52,300.48, 72,174.75 and 28,427.09

Step by Step Solution

1. Step 1: Write the proportion equation
   52,300.48 : 72,174.75 = 28,427.09 : x
2. Step 2: Convert to fraction form
   52,300.48/72,174.75 = 28,427.09/x
3. Step 3: Cross multiply
   52,300.48x = 72,174.75 × 28,427.09
4. Step 4: Simplify right side
   52,300.48x = 2,051,717,753.10
5. Step 5: Solve for x
   x = 2,051,717,753.10/52,300.48
6. Step 6: Final answer
   x = 39,229.43