Finding the Fourth Proportional to 42,043.07, 63,079.98 and 19,564.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,043.07 : 63,079.98 = 19,564.47 : x
2. Step 2: Convert to fraction form
   42,043.07/63,079.98 = 19,564.47/x
3. Step 3: Cross multiply
   42,043.07x = 63,079.98 × 19,564.47
4. Step 4: Simplify right side
   42,043.07x = 1,234,126,066.39
5. Step 5: Solve for x
   x = 1,234,126,066.39/42,043.07
6. Step 6: Final answer
   x = 29,353.86