Finding the Fourth Proportional to 42,806.12, 64,211.82 and 16,510.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,806.12 : 64,211.82 = 16,510.52 : x
2. Step 2: Convert to fraction form
   42,806.12/64,211.82 = 16,510.52/x
3. Step 3: Cross multiply
   42,806.12x = 64,211.82 × 16,510.52
4. Step 4: Simplify right side
   42,806.12x = 1,060,170,538.35
5. Step 5: Solve for x
   x = 1,060,170,538.35/42,806.12
6. Step 6: Final answer
   x = 24,766.80