Finding the Fourth Proportional to 42,112.58, 63,114.05 and 17,123.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,112.58 : 63,114.05 = 17,123.47 : x
2. Step 2: Convert to fraction form
   42,112.58/63,114.05 = 17,123.47/x
3. Step 3: Cross multiply
   42,112.58x = 63,114.05 × 17,123.47
4. Step 4: Simplify right side
   42,112.58x = 1,080,731,426.78
5. Step 5: Solve for x
   x = 1,080,731,426.78/42,112.58
6. Step 6: Final answer
   x = 25,662.91