Finding the Fourth Proportional to 52,841.98, 72,924.72 and 28,969.66

Step by Step Solution

1. Step 1: Write the proportion equation
   52,841.98 : 72,924.72 = 28,969.66 : x
2. Step 2: Convert to fraction form
   52,841.98/72,924.72 = 28,969.66/x
3. Step 3: Cross multiply
   52,841.98x = 72,924.72 × 28,969.66
4. Step 4: Simplify right side
   52,841.98x = 2,112,604,344.00
5. Step 5: Solve for x
   x = 2,112,604,344.00/52,841.98
6. Step 6: Final answer
   x = 39,979.66