Finding the Fourth Proportional to 64,123.88, 96,196.15 and 19,750.61

Step by Step Solution

1. Step 1: Write the proportion equation
   64,123.88 : 96,196.15 = 19,750.61 : x
2. Step 2: Convert to fraction form
   64,123.88/96,196.15 = 19,750.61/x
3. Step 3: Cross multiply
   64,123.88x = 96,196.15 × 19,750.61
4. Step 4: Simplify right side
   64,123.88x = 1,899,932,111.79
5. Step 5: Solve for x
   x = 1,899,932,111.79/64,123.88
6. Step 6: Final answer
   x = 29,629.09