Finding the Fourth Proportional to 36,140, 49,818.53 and 31,077.10

Step by Step Solution

1. Step 1: Write the proportion equation
   36,140 : 49,818.53 = 31,077.10 : x
2. Step 2: Convert to fraction form
   36,140/49,818.53 = 31,077.10/x
3. Step 3: Cross multiply
   36,140x = 49,818.53 × 31,077.10
4. Step 4: Simplify right side
   36,140x = 1,548,215,034.18
5. Step 5: Solve for x
   x = 1,548,215,034.18/36,140
6. Step 6: Final answer
   x = 42,839.38