Finding the Fourth Proportional to 16,897.60, 23,323.71 and 10,929.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,897.60 : 23,323.71 = 10,929.52 : x
2. Step 2: Convert to fraction form
   16,897.60/23,323.71 = 10,929.52/x
3. Step 3: Cross multiply
   16,897.60x = 23,323.71 × 10,929.52
4. Step 4: Simplify right side
   16,897.60x = 254,916,954.92
5. Step 5: Solve for x
   x = 254,916,954.92/16,897.60
6. Step 6: Final answer
   x = 15,085.99