Finding the Fourth Proportional to 23,045.34, 31,804.20 and 13,616.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,045.34 : 31,804.20 = 13,616.94 : x
2. Step 2: Convert to fraction form
   23,045.34/31,804.20 = 13,616.94/x
3. Step 3: Cross multiply
   23,045.34x = 31,804.20 × 13,616.94
4. Step 4: Simplify right side
   23,045.34x = 433,075,883.15
5. Step 5: Solve for x
   x = 433,075,883.15/23,045.34
6. Step 6: Final answer
   x = 18,792.34