Finding the Fourth Proportional to 42,152.13, 58,169.25 and 23,031.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,152.13 : 58,169.25 = 23,031.48 : x
2. Step 2: Convert to fraction form
   42,152.13/58,169.25 = 23,031.48/x
3. Step 3: Cross multiply
   42,152.13x = 58,169.25 × 23,031.48
4. Step 4: Simplify right side
   42,152.13x = 1,339,724,136.12
5. Step 5: Solve for x
   x = 1,339,724,136.12/42,152.13
6. Step 6: Final answer
   x = 31,783.07