Finding the Fourth Proportional to 42,216.02, 58,255.72 and 23,091.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,216.02 : 58,255.72 = 23,091.96 : x
2. Step 2: Convert to fraction form
   42,216.02/58,255.72 = 23,091.96/x
3. Step 3: Cross multiply
   42,216.02x = 58,255.72 × 23,091.96
4. Step 4: Simplify right side
   42,216.02x = 1,345,238,756.01
5. Step 5: Solve for x
   x = 1,345,238,756.01/42,216.02
6. Step 6: Final answer
   x = 31,865.60