Finding the Fourth Proportional to 42,002.17, 62,981.38 and 19,809.59

Step by Step Solution

1. Step 1: Write the proportion equation
   42,002.17 : 62,981.38 = 19,809.59 : x
2. Step 2: Convert to fraction form
   42,002.17/62,981.38 = 19,809.59/x
3. Step 3: Cross multiply
   42,002.17x = 62,981.38 × 19,809.59
4. Step 4: Simplify right side
   42,002.17x = 1,247,634,901.48
5. Step 5: Solve for x
   x = 1,247,634,901.48/42,002.17
6. Step 6: Final answer
   x = 29,704.06