Finding the Fourth Proportional to 42,065.48, 63,110.15 and 17,123.43

Step by Step Solution

1. Step 1: Write the proportion equation
   42,065.48 : 63,110.15 = 17,123.43 : x
2. Step 2: Convert to fraction form
   42,065.48/63,110.15 = 17,123.43/x
3. Step 3: Cross multiply
   42,065.48x = 63,110.15 × 17,123.43
4. Step 4: Simplify right side
   42,065.48x = 1,080,662,214.41
5. Step 5: Solve for x
   x = 1,080,662,214.41/42,065.48
6. Step 6: Final answer
   x = 25,690.00