Finding the Fourth Proportional to 42,043.86, 63,082.62 and 17,085.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,043.86 : 63,082.62 = 17,085.83 : x
2. Step 2: Convert to fraction form
   42,043.86/63,082.62 = 17,085.83/x
3. Step 3: Cross multiply
   42,043.86x = 63,082.62 × 17,085.83
4. Step 4: Simplify right side
   42,043.86x = 1,077,818,605.86
5. Step 5: Solve for x
   x = 1,077,818,605.86/42,043.86
6. Step 6: Final answer
   x = 25,635.58