Finding the Fourth Proportional to 110,729.27, 152,806.36 and 60,428.27

Step by Step Solution

1. Step 1: Write the proportion equation
   110,729.27 : 152,806.36 = 60,428.27 : x
2. Step 2: Convert to fraction form
   110,729.27/152,806.36 = 60,428.27/x
3. Step 3: Cross multiply
   110,729.27x = 152,806.36 × 60,428.27
4. Step 4: Simplify right side
   110,729.27x = 9,233,823,677.66
5. Step 5: Solve for x
   x = 9,233,823,677.66/110,729.27
6. Step 6: Final answer
   x = 83,390.99