Finding the Fourth Proportional to 16,575.31, 22,870.01 and 9,403.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,575.31 : 22,870.01 = 9,403.63 : x
2. Step 2: Convert to fraction form
   16,575.31/22,870.01 = 9,403.63/x
3. Step 3: Cross multiply
   16,575.31x = 22,870.01 × 9,403.63
4. Step 4: Simplify right side
   16,575.31x = 215,061,207.11
5. Step 5: Solve for x
   x = 215,061,207.11/16,575.31
6. Step 6: Final answer
   x = 12,974.80