Finding the Fourth Proportional to 51,498.23, 71,059.28 and 28,838.18

Step by Step Solution

1. Step 1: Write the proportion equation
   51,498.23 : 71,059.28 = 28,838.18 : x
2. Step 2: Convert to fraction form
   51,498.23/71,059.28 = 28,838.18/x
3. Step 3: Cross multiply
   51,498.23x = 71,059.28 × 28,838.18
4. Step 4: Simplify right side
   51,498.23x = 2,049,219,941.06
5. Step 5: Solve for x
   x = 2,049,219,941.06/51,498.23
6. Step 6: Final answer
   x = 39,792.05