Finding the Fourth Proportional to 42,037.50, 58,010.31 and 23,173.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,037.50 : 58,010.31 = 23,173.50 : x
2. Step 2: Convert to fraction form
   42,037.50/58,010.31 = 23,173.50/x
3. Step 3: Cross multiply
   42,037.50x = 58,010.31 × 23,173.50
4. Step 4: Simplify right side
   42,037.50x = 1,344,301,918.79
5. Step 5: Solve for x
   x = 1,344,301,918.79/42,037.50
6. Step 6: Final answer
   x = 31,978.64