Finding the Fourth Proportional to 42,141.66, 63,242.52 and 19,959.94

Step by Step Solution

1. Step 1: Write the proportion equation
   42,141.66 : 63,242.52 = 19,959.94 : x
2. Step 2: Convert to fraction form
   42,141.66/63,242.52 = 19,959.94/x
3. Step 3: Cross multiply
   42,141.66x = 63,242.52 × 19,959.94
4. Step 4: Simplify right side
   42,141.66x = 1,262,316,904.65
5. Step 5: Solve for x
   x = 1,262,316,904.65/42,141.66
6. Step 6: Final answer
   x = 29,954.13