Finding the Fourth Proportional to 46,171.86, 63,769.71 and 31,038.28

Step by Step Solution

1. Step 1: Write the proportion equation
   46,171.86 : 63,769.71 = 31,038.28 : x
2. Step 2: Convert to fraction form
   46,171.86/63,769.71 = 31,038.28/x
3. Step 3: Cross multiply
   46,171.86x = 63,769.71 × 31,038.28
4. Step 4: Simplify right side
   46,171.86x = 1,979,302,114.50
5. Step 5: Solve for x
   x = 1,979,302,114.50/46,171.86
6. Step 6: Final answer
   x = 42,868.15