Finding the Fourth Proportional to 64,139.72, 96,204.71 and 22,557.56

Step by Step Solution

1. Step 1: Write the proportion equation
   64,139.72 : 96,204.71 = 22,557.56 : x
2. Step 2: Convert to fraction form
   64,139.72/96,204.71 = 22,557.56/x
3. Step 3: Cross multiply
   64,139.72x = 96,204.71 × 22,557.56
4. Step 4: Simplify right side
   64,139.72x = 2,170,143,093.48
5. Step 5: Solve for x
   x = 2,170,143,093.48/64,139.72
6. Step 6: Final answer
   x = 33,834.62