Finding the Fourth Proportional to 51,095.61, 70,510.50 and 28,434.24

Step by Step Solution

1. Step 1: Write the proportion equation
   51,095.61 : 70,510.50 = 28,434.24 : x
2. Step 2: Convert to fraction form
   51,095.61/70,510.50 = 28,434.24/x
3. Step 3: Cross multiply
   51,095.61x = 70,510.50 × 28,434.24
4. Step 4: Simplify right side
   51,095.61x = 2,004,912,479.52
5. Step 5: Solve for x
   x = 2,004,912,479.52/51,095.61
6. Step 6: Final answer
   x = 39,238.45