Finding the Fourth Proportional to 51,084.06, 70,496.34 and 28,424

Step by Step Solution

1. Step 1: Write the proportion equation
   51,084.06 : 70,496.34 = 28,424 : x
2. Step 2: Convert to fraction form
   51,084.06/70,496.34 = 28,424/x
3. Step 3: Cross multiply
   51,084.06x = 70,496.34 × 28,424
4. Step 4: Simplify right side
   51,084.06x = 2,003,787,968.16
5. Step 5: Solve for x
   x = 2,003,787,968.16/51,084.06
6. Step 6: Final answer
   x = 39,225.31