Finding the Fourth Proportional to 42,184.14, 63,307.30 and 19,997.43

Step by Step Solution

1. Step 1: Write the proportion equation
   42,184.14 : 63,307.30 = 19,997.43 : x
2. Step 2: Convert to fraction form
   42,184.14/63,307.30 = 19,997.43/x
3. Step 3: Cross multiply
   42,184.14x = 63,307.30 × 19,997.43
4. Step 4: Simplify right side
   42,184.14x = 1,265,983,300.24
5. Step 5: Solve for x
   x = 1,265,983,300.24/42,184.14
6. Step 6: Final answer
   x = 30,010.88