Finding the Fourth Proportional to 32,470, 48,706.39 and 12,752.82

Step by Step Solution

1. Step 1: Write the proportion equation
   32,470 : 48,706.39 = 12,752.82 : x
2. Step 2: Convert to fraction form
   32,470/48,706.39 = 12,752.82/x
3. Step 3: Cross multiply
   32,470x = 48,706.39 × 12,752.82
4. Step 4: Simplify right side
   32,470x = 621,143,824.52
5. Step 5: Solve for x
   x = 621,143,824.52/32,470
6. Step 6: Final answer
   x = 19,129.78