Finding the Fourth Proportional to 51,307.14, 70,784.37 and 31,156.41

Step by Step Solution

1. Step 1: Write the proportion equation
   51,307.14 : 70,784.37 = 31,156.41 : x
2. Step 2: Convert to fraction form
   51,307.14/70,784.37 = 31,156.41/x
3. Step 3: Cross multiply
   51,307.14x = 70,784.37 × 31,156.41
4. Step 4: Simplify right side
   51,307.14x = 2,205,386,853.31
5. Step 5: Solve for x
   x = 2,205,386,853.31/51,307.14
6. Step 6: Final answer
   x = 42,984.01