Finding the Fourth Proportional to 42,068.12, 63,078.51 and 13,973.14

Step by Step Solution

1. Step 1: Write the proportion equation
   42,068.12 : 63,078.51 = 13,973.14 : x
2. Step 2: Convert to fraction form
   42,068.12/63,078.51 = 13,973.14/x
3. Step 3: Cross multiply
   42,068.12x = 63,078.51 × 13,973.14
4. Step 4: Simplify right side
   42,068.12x = 881,404,535.83
5. Step 5: Solve for x
   x = 881,404,535.83/42,068.12
6. Step 6: Final answer
   x = 20,951.84