Finding the Fourth Proportional to 42,146.46, 58,161.42 and 23,025.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,146.46 : 58,161.42 = 23,025.60 : x
2. Step 2: Convert to fraction form
   42,146.46/58,161.42 = 23,025.60/x
3. Step 3: Cross multiply
   42,146.46x = 58,161.42 × 23,025.60
4. Step 4: Simplify right side
   42,146.46x = 1,339,201,592.35
5. Step 5: Solve for x
   x = 1,339,201,592.35/42,146.46
6. Step 6: Final answer
   x = 31,774.95