Finding the Fourth Proportional to 22,584.08, 31,139.16 and 15,667.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,584.08 : 31,139.16 = 15,667.76 : x
2. Step 2: Convert to fraction form
   22,584.08/31,139.16 = 15,667.76/x
3. Step 3: Cross multiply
   22,584.08x = 31,139.16 × 15,667.76
4. Step 4: Simplify right side
   22,584.08x = 487,880,885.48
5. Step 5: Solve for x
   x = 487,880,885.48/22,584.08
6. Step 6: Final answer
   x = 21,602.87