Finding the Fourth Proportional to 42,852.72, 59,136.84 and 23,990.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,852.72 : 59,136.84 = 23,990.16 : x
2. Step 2: Convert to fraction form
   42,852.72/59,136.84 = 23,990.16/x
3. Step 3: Cross multiply
   42,852.72x = 59,136.84 × 23,990.16
4. Step 4: Simplify right side
   42,852.72x = 1,418,702,253.49
5. Step 5: Solve for x
   x = 1,418,702,253.49/42,852.72
6. Step 6: Final answer
   x = 33,106.47