Finding the Fourth Proportional to 31,741.86, 43,802.73 and 19,164.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,741.86 : 43,802.73 = 19,164.42 : x
2. Step 2: Convert to fraction form
   31,741.86/43,802.73 = 19,164.42/x
3. Step 3: Cross multiply
   31,741.86x = 43,802.73 × 19,164.42
4. Step 4: Simplify right side
   31,741.86x = 839,453,914.87
5. Step 5: Solve for x
   x = 839,453,914.87/31,741.86
6. Step 6: Final answer
   x = 26,446.27