Finding the Fourth Proportional to 52,535.39, 72,498.76 and 28,662.08

Step by Step Solution

1. Step 1: Write the proportion equation
   52,535.39 : 72,498.76 = 28,662.08 : x
2. Step 2: Convert to fraction form
   52,535.39/72,498.76 = 28,662.08/x
3. Step 3: Cross multiply
   52,535.39x = 72,498.76 × 28,662.08
4. Step 4: Simplify right side
   52,535.39x = 2,077,964,824.87
5. Step 5: Solve for x
   x = 2,077,964,824.87/52,535.39
6. Step 6: Final answer
   x = 39,553.62