Finding the Fourth Proportional to 114,042.72, 170,936.64 and 47,460.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,042.72 : 170,936.64 = 47,460.72 : x
2. Step 2: Convert to fraction form
   114,042.72/170,936.64 = 47,460.72/x
3. Step 3: Cross multiply
   114,042.72x = 170,936.64 × 47,460.72
4. Step 4: Simplify right side
   114,042.72x = 8,112,776,008.78
5. Step 5: Solve for x
   x = 8,112,776,008.78/114,042.72
6. Step 6: Final answer
   x = 71,138.04