Finding the Fourth Proportional to 42,743.76, 64,130.22 and 23,024.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,743.76 : 64,130.22 = 23,024.31 : x
2. Step 2: Convert to fraction form
   42,743.76/64,130.22 = 23,024.31/x
3. Step 3: Cross multiply
   42,743.76x = 64,130.22 × 23,024.31
4. Step 4: Simplify right side
   42,743.76x = 1,476,554,065.65
5. Step 5: Solve for x
   x = 1,476,554,065.65/42,743.76
6. Step 6: Final answer
   x = 34,544.32