Finding the Fourth Proportional to 79,131.51, 109,201.44 and 43,321.41

Step by Step Solution

1. Step 1: Write the proportion equation
   79,131.51 : 109,201.44 = 43,321.41 : x
2. Step 2: Convert to fraction form
   79,131.51/109,201.44 = 43,321.41/x
3. Step 3: Cross multiply
   79,131.51x = 109,201.44 × 43,321.41
4. Step 4: Simplify right side
   79,131.51x = 4,730,760,354.83
5. Step 5: Solve for x
   x = 4,730,760,354.83/79,131.51
6. Step 6: Final answer
   x = 59,783.52