Finding the Fourth Proportional to 42,152.32, 58,169.51 and 23,031.68

Step by Step Solution

1. Step 1: Write the proportion equation
   42,152.32 : 58,169.51 = 23,031.68 : x
2. Step 2: Convert to fraction form
   42,152.32/58,169.51 = 23,031.68/x
3. Step 3: Cross multiply
   42,152.32x = 58,169.51 × 23,031.68
4. Step 4: Simplify right side
   42,152.32x = 1,339,741,134.07
5. Step 5: Solve for x
   x = 1,339,741,134.07/42,152.32
6. Step 6: Final answer
   x = 31,783.33