Finding the Fourth Proportional to 52,709.34, 72,738.63 and 28,835.58

Step by Step Solution

1. Step 1: Write the proportion equation
   52,709.34 : 72,738.63 = 28,835.58 : x
2. Step 2: Convert to fraction form
   52,709.34/72,738.63 = 28,835.58/x
3. Step 3: Cross multiply
   52,709.34x = 72,738.63 × 28,835.58
4. Step 4: Simplify right side
   52,709.34x = 2,097,460,584.46
5. Step 5: Solve for x
   x = 2,097,460,584.46/52,709.34
6. Step 6: Final answer
   x = 39,792.96