Finding the Fourth Proportional to 16,570.16, 22,875.29 and 12,784.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,570.16 : 22,875.29 = 12,784.82 : x
2. Step 2: Convert to fraction form
   16,570.16/22,875.29 = 12,784.82/x
3. Step 3: Cross multiply
   16,570.16x = 22,875.29 × 12,784.82
4. Step 4: Simplify right side
   16,570.16x = 292,456,465.10
5. Step 5: Solve for x
   x = 292,456,465.10/16,570.16
6. Step 6: Final answer
   x = 17,649.59