Finding the Fourth Proportional to 42,045.07, 63,036 and 19,845.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,045.07 : 63,036 = 19,845.82 : x
2. Step 2: Convert to fraction form
   42,045.07/63,036 = 19,845.82/x
3. Step 3: Cross multiply
   42,045.07x = 63,036 × 19,845.82
4. Step 4: Simplify right side
   42,045.07x = 1,251,001,109.52
5. Step 5: Solve for x
   x = 1,251,001,109.52/42,045.07
6. Step 6: Final answer
   x = 29,753.81