Finding the Fourth Proportional to 52,498.77, 72,449.82 and 28,626.99

Step by Step Solution

1. Step 1: Write the proportion equation
   52,498.77 : 72,449.82 = 28,626.99 : x
2. Step 2: Convert to fraction form
   52,498.77/72,449.82 = 28,626.99/x
3. Step 3: Cross multiply
   52,498.77x = 72,449.82 × 28,626.99
4. Step 4: Simplify right side
   52,498.77x = 2,074,020,272.64
5. Step 5: Solve for x
   x = 2,074,020,272.64/52,498.77
6. Step 6: Final answer
   x = 39,506.07