Finding the Fourth Proportional to 35,724.89, 49,300.35 and 19,808.99

Step by Step Solution

1. Step 1: Write the proportion equation
   35,724.89 : 49,300.35 = 19,808.99 : x
2. Step 2: Convert to fraction form
   35,724.89/49,300.35 = 19,808.99/x
3. Step 3: Cross multiply
   35,724.89x = 49,300.35 × 19,808.99
4. Step 4: Simplify right side
   35,724.89x = 976,590,140.15
5. Step 5: Solve for x
   x = 976,590,140.15/35,724.89
6. Step 6: Final answer
   x = 27,336.41