Finding the Fourth Proportional to 35,645.61, 49,191.69 and 19,730.73

Step by Step Solution

1. Step 1: Write the proportion equation
   35,645.61 : 49,191.69 = 19,730.73 : x
2. Step 2: Convert to fraction form
   35,645.61/49,191.69 = 19,730.73/x
3. Step 3: Cross multiply
   35,645.61x = 49,191.69 × 19,730.73
4. Step 4: Simplify right side
   35,645.61x = 970,587,953.63
5. Step 5: Solve for x
   x = 970,587,953.63/35,645.61
6. Step 6: Final answer
   x = 27,228.82