Finding the Fourth Proportional to 43,079.91, 59,433.37 and 31,776.56

Step by Step Solution

1. Step 1: Write the proportion equation
   43,079.91 : 59,433.37 = 31,776.56 : x
2. Step 2: Convert to fraction form
   43,079.91/59,433.37 = 31,776.56/x
3. Step 3: Cross multiply
   43,079.91x = 59,433.37 × 31,776.56
4. Step 4: Simplify right side
   43,079.91x = 1,888,588,047.81
5. Step 5: Solve for x
   x = 1,888,588,047.81/43,079.91
6. Step 6: Final answer
   x = 43,839.18