Finding the Fourth Proportional to 42,106.69, 58,107.35 and 22,986.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,106.69 : 58,107.35 = 22,986.48 : x
2. Step 2: Convert to fraction form
   42,106.69/58,107.35 = 22,986.48/x
3. Step 3: Cross multiply
   42,106.69x = 58,107.35 × 22,986.48
4. Step 4: Simplify right side
   42,106.69x = 1,335,683,714.00
5. Step 5: Solve for x
   x = 1,335,683,714.00/42,106.69
6. Step 6: Final answer
   x = 31,721.41