Finding the Fourth Proportional to 42,134.77, 58,145.95 and 23,271.90

Step by Step Solution

1. Step 1: Write the proportion equation
   42,134.77 : 58,145.95 = 23,271.90 : x
2. Step 2: Convert to fraction form
   42,134.77/58,145.95 = 23,271.90/x
3. Step 3: Cross multiply
   42,134.77x = 58,145.95 × 23,271.90
4. Step 4: Simplify right side
   42,134.77x = 1,353,166,733.81
5. Step 5: Solve for x
   x = 1,353,166,733.81/42,134.77
6. Step 6: Final answer
   x = 32,115.20