Finding the Fourth Proportional to 35,903.89, 49,549.11 and 19,988.34

Step by Step Solution

1. Step 1: Write the proportion equation
   35,903.89 : 49,549.11 = 19,988.34 : x
2. Step 2: Convert to fraction form
   35,903.89/49,549.11 = 19,988.34/x
3. Step 3: Cross multiply
   35,903.89x = 49,549.11 × 19,988.34
4. Step 4: Simplify right side
   35,903.89x = 990,404,109.69
5. Step 5: Solve for x
   x = 990,404,109.69/35,903.89
6. Step 6: Final answer
   x = 27,584.87