Finding the Fourth Proportional to 35,665.02, 49,215.06 and 19,528.80

Step by Step Solution

1. Step 1: Write the proportion equation
   35,665.02 : 49,215.06 = 19,528.80 : x
2. Step 2: Convert to fraction form
   35,665.02/49,215.06 = 19,528.80/x
3. Step 3: Cross multiply
   35,665.02x = 49,215.06 × 19,528.80
4. Step 4: Simplify right side
   35,665.02x = 961,111,063.73
5. Step 5: Solve for x
   x = 961,111,063.73/35,665.02
6. Step 6: Final answer
   x = 26,948.28