Finding the Fourth Proportional to 51,153.27, 70,595.06 and 31,011

Step by Step Solution

1. Step 1: Write the proportion equation
   51,153.27 : 70,595.06 = 31,011 : x
2. Step 2: Convert to fraction form
   51,153.27/70,595.06 = 31,011/x
3. Step 3: Cross multiply
   51,153.27x = 70,595.06 × 31,011
4. Step 4: Simplify right side
   51,153.27x = 2,189,223,366.90
5. Step 5: Solve for x
   x = 2,189,223,366.90/51,153.27
6. Step 6: Final answer
   x = 42,797.33