Finding the Fourth Proportional to 19,943.56, 27,501.78 and 13,973.32

Step by Step Solution

1. Step 1: Write the proportion equation
   19,943.56 : 27,501.78 = 13,973.32 : x
2. Step 2: Convert to fraction form
   19,943.56/27,501.78 = 13,973.32/x
3. Step 3: Cross multiply
   19,943.56x = 27,501.78 × 13,973.32
4. Step 4: Simplify right side
   19,943.56x = 384,291,172.51
5. Step 5: Solve for x
   x = 384,291,172.51/19,943.56
6. Step 6: Final answer
   x = 19,268.94