Finding the Fourth Proportional to 35,510.96, 49,008.12 and 20,606

Step by Step Solution

1. Step 1: Write the proportion equation
   35,510.96 : 49,008.12 = 20,606 : x
2. Step 2: Convert to fraction form
   35,510.96/49,008.12 = 20,606/x
3. Step 3: Cross multiply
   35,510.96x = 49,008.12 × 20,606
4. Step 4: Simplify right side
   35,510.96x = 1,009,861,320.72
5. Step 5: Solve for x
   x = 1,009,861,320.72/35,510.96
6. Step 6: Final answer
   x = 28,438.02