Finding the Fourth Proportional to 52,684.29, 72,704.27 and 28,810.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,684.29 : 72,704.27 = 28,810.96 : x
2. Step 2: Convert to fraction form
   52,684.29/72,704.27 = 28,810.96/x
3. Step 3: Cross multiply
   52,684.29x = 72,704.27 × 28,810.96
4. Step 4: Simplify right side
   52,684.29x = 2,094,679,705.07
5. Step 5: Solve for x
   x = 2,094,679,705.07/52,684.29
6. Step 6: Final answer
   x = 39,759.10