Finding the Fourth Proportional to 42,275.51, 58,338.12 and 23,155.37

Step by Step Solution

1. Step 1: Write the proportion equation
   42,275.51 : 58,338.12 = 23,155.37 : x
2. Step 2: Convert to fraction form
   42,275.51/58,338.12 = 23,155.37/x
3. Step 3: Cross multiply
   42,275.51x = 58,338.12 × 23,155.37
4. Step 4: Simplify right side
   42,275.51x = 1,350,840,665.75
5. Step 5: Solve for x
   x = 1,350,840,665.75/42,275.51
6. Step 6: Final answer
   x = 31,953.27