Finding the Fourth Proportional to 19,900.18, 29,823.89 and 14,610.46

Step by Step Solution

1. Step 1: Write the proportion equation
   19,900.18 : 29,823.89 = 14,610.46 : x
2. Step 2: Convert to fraction form
   19,900.18/29,823.89 = 14,610.46/x
3. Step 3: Cross multiply
   19,900.18x = 29,823.89 × 14,610.46
4. Step 4: Simplify right side
   19,900.18x = 435,740,751.89
5. Step 5: Solve for x
   x = 435,740,751.89/19,900.18
6. Step 6: Final answer
   x = 21,896.32