Finding the Fourth Proportional to 42,150.51, 63,256.97 and 19,963.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,150.51 : 63,256.97 = 19,963.96 : x
2. Step 2: Convert to fraction form
   42,150.51/63,256.97 = 19,963.96/x
3. Step 3: Cross multiply
   42,150.51x = 63,256.97 × 19,963.96
4. Step 4: Simplify right side
   42,150.51x = 1,262,859,510.57
5. Step 5: Solve for x
   x = 1,262,859,510.57/42,150.51
6. Step 6: Final answer
   x = 29,960.72