Finding the Fourth Proportional to 23,499.16, 35,237.58 and 13,641.46

Step by Step Solution

1. Step 1: Write the proportion equation
   23,499.16 : 35,237.58 = 13,641.46 : x
2. Step 2: Convert to fraction form
   23,499.16/35,237.58 = 13,641.46/x
3. Step 3: Cross multiply
   23,499.16x = 35,237.58 × 13,641.46
4. Step 4: Simplify right side
   23,499.16x = 480,692,038.07
5. Step 5: Solve for x
   x = 480,692,038.07/23,499.16
6. Step 6: Final answer
   x = 20,455.71