Finding the Fourth Proportional to 43,367.83, 64,685.31 and 42,055.27

Step by Step Solution

1. Step 1: Write the proportion equation
   43,367.83 : 64,685.31 = 42,055.27 : x
2. Step 2: Convert to fraction form
   43,367.83/64,685.31 = 42,055.27/x
3. Step 3: Cross multiply
   43,367.83x = 64,685.31 × 42,055.27
4. Step 4: Simplify right side
   43,367.83x = 2,720,358,282.22
5. Step 5: Solve for x
   x = 2,720,358,282.22/43,367.83
6. Step 6: Final answer
   x = 62,727.56