Finding the Fourth Proportional to 16,215.01, 22,376.88 and 9,045.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,215.01 : 22,376.88 = 9,045.58 : x
2. Step 2: Convert to fraction form
   16,215.01/22,376.88 = 9,045.58/x
3. Step 3: Cross multiply
   16,215.01x = 22,376.88 × 9,045.58
4. Step 4: Simplify right side
   16,215.01x = 202,411,885.38
5. Step 5: Solve for x
   x = 202,411,885.38/16,215.01
6. Step 6: Final answer
   x = 12,482.99