Finding the Fourth Proportional to 65,892.29, 98,791.43 and 30,812.81

Step by Step Solution

1. Step 1: Write the proportion equation
   65,892.29 : 98,791.43 = 30,812.81 : x
2. Step 2: Convert to fraction form
   65,892.29/98,791.43 = 30,812.81/x
3. Step 3: Cross multiply
   65,892.29x = 98,791.43 × 30,812.81
4. Step 4: Simplify right side
   65,892.29x = 3,044,040,914.20
5. Step 5: Solve for x
   x = 3,044,040,914.20/65,892.29
6. Step 6: Final answer
   x = 46,197.23