Finding the Fourth Proportional to 114,543, 171,817.74 and 31,437

Step by Step Solution

1. Step 1: Write the proportion equation
   114,543 : 171,817.74 = 31,437 : x
2. Step 2: Convert to fraction form
   114,543/171,817.74 = 31,437/x
3. Step 3: Cross multiply
   114,543x = 171,817.74 × 31,437
4. Step 4: Simplify right side
   114,543x = 5,401,434,292.38
5. Step 5: Solve for x
   x = 5,401,434,292.38/114,543
6. Step 6: Final answer
   x = 47,156.39