Finding the Fourth Proportional to 22,577.25, 31,155.48 and 12,368.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,577.25 : 31,155.48 = 12,368.32 : x
2. Step 2: Convert to fraction form
   22,577.25/31,155.48 = 12,368.32/x
3. Step 3: Cross multiply
   22,577.25x = 31,155.48 × 12,368.32
4. Step 4: Simplify right side
   22,577.25x = 385,340,946.39
5. Step 5: Solve for x
   x = 385,340,946.39/22,577.25
6. Step 6: Final answer
   x = 17,067.67