Finding the Fourth Proportional to 42,134.25, 63,219.83 and 19,963.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,134.25 : 63,219.83 = 19,963.47 : x
2. Step 2: Convert to fraction form
   42,134.25/63,219.83 = 19,963.47/x
3. Step 3: Cross multiply
   42,134.25x = 63,219.83 × 19,963.47
4. Step 4: Simplify right side
   42,134.25x = 1,262,087,079.79
5. Step 5: Solve for x
   x = 1,262,087,079.79/42,134.25
6. Step 6: Final answer
   x = 29,953.95