Finding the Fourth Proportional to 42,034.37, 58,007.81 and 23,172.17

Step by Step Solution

1. Step 1: Write the proportion equation
   42,034.37 : 58,007.81 = 23,172.17 : x
2. Step 2: Convert to fraction form
   42,034.37/58,007.81 = 23,172.17/x
3. Step 3: Cross multiply
   42,034.37x = 58,007.81 × 23,172.17
4. Step 4: Simplify right side
   42,034.37x = 1,344,166,602.54
5. Step 5: Solve for x
   x = 1,344,166,602.54/42,034.37
6. Step 6: Final answer
   x = 31,977.80