Finding the Fourth Proportional to 16,627.34, 22,948.58 and 15,879.98

Step by Step Solution

1. Step 1: Write the proportion equation
   16,627.34 : 22,948.58 = 15,879.98 : x
2. Step 2: Convert to fraction form
   16,627.34/22,948.58 = 15,879.98/x
3. Step 3: Cross multiply
   16,627.34x = 22,948.58 × 15,879.98
4. Step 4: Simplify right side
   16,627.34x = 364,423,088.50
5. Step 5: Solve for x
   x = 364,423,088.50/16,627.34
6. Step 6: Final answer
   x = 21,917.10