Finding the Fourth Proportional to 171,003.69, 256,460.85 and 51,032.43

Step by Step Solution

1. Step 1: Write the proportion equation
   171,003.69 : 256,460.85 = 51,032.43 : x
2. Step 2: Convert to fraction form
   171,003.69/256,460.85 = 51,032.43/x
3. Step 3: Cross multiply
   171,003.69x = 256,460.85 × 51,032.43
4. Step 4: Simplify right side
   171,003.69x = 13,087,820,375.37
5. Step 5: Solve for x
   x = 13,087,820,375.37/171,003.69
6. Step 6: Final answer
   x = 76,535.31