Finding the Fourth Proportional to 52,806.02, 72,871.88 and 28,606.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,806.02 : 72,871.88 = 28,606.46 : x
2. Step 2: Convert to fraction form
   52,806.02/72,871.88 = 28,606.46/x
3. Step 3: Cross multiply
   52,806.02x = 72,871.88 × 28,606.46
4. Step 4: Simplify right side
   52,806.02x = 2,084,606,012.95
5. Step 5: Solve for x
   x = 2,084,606,012.95/52,806.02
6. Step 6: Final answer
   x = 39,476.68