Finding the Fourth Proportional to 52,707.48, 72,738.05 and 28,834.16

Step by Step Solution

1. Step 1: Write the proportion equation
   52,707.48 : 72,738.05 = 28,834.16 : x
2. Step 2: Convert to fraction form
   52,707.48/72,738.05 = 28,834.16/x
3. Step 3: Cross multiply
   52,707.48x = 72,738.05 × 28,834.16
4. Step 4: Simplify right side
   52,707.48x = 2,097,340,492.43
5. Step 5: Solve for x
   x = 2,097,340,492.43/52,707.48
6. Step 6: Final answer
   x = 39,792.08