Finding the Fourth Proportional to 42,066.04, 63,092.52 and 13,986.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,066.04 : 63,092.52 = 13,986.58 : x
2. Step 2: Convert to fraction form
   42,066.04/63,092.52 = 13,986.58/x
3. Step 3: Cross multiply
   42,066.04x = 63,092.52 × 13,986.58
4. Step 4: Simplify right side
   42,066.04x = 882,448,578.38
5. Step 5: Solve for x
   x = 882,448,578.38/42,066.04
6. Step 6: Final answer
   x = 20,977.70