Finding the Fourth Proportional to 42,034.42, 58,005.21 and 23,170.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,034.42 : 58,005.21 = 23,170.06 : x
2. Step 2: Convert to fraction form
   42,034.42/58,005.21 = 23,170.06/x
3. Step 3: Cross multiply
   42,034.42x = 58,005.21 × 23,170.06
4. Step 4: Simplify right side
   42,034.42x = 1,343,984,196.01
5. Step 5: Solve for x
   x = 1,343,984,196.01/42,034.42
6. Step 6: Final answer
   x = 31,973.42