Finding the Fourth Proportional to 52,300.91, 72,174.83 and 28,427.51

Step by Step Solution

1. Step 1: Write the proportion equation
   52,300.91 : 72,174.83 = 28,427.51 : x
2. Step 2: Convert to fraction form
   52,300.91/72,174.83 = 28,427.51/x
3. Step 3: Cross multiply
   52,300.91x = 72,174.83 × 28,427.51
4. Step 4: Simplify right side
   52,300.91x = 2,051,750,701.57
5. Step 5: Solve for x
   x = 2,051,750,701.57/52,300.91
6. Step 6: Final answer
   x = 39,229.73