Finding the Fourth Proportional to 12,045.02, 16,627.80 and 9,061.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,045.02 : 16,627.80 = 9,061.98 : x
2. Step 2: Convert to fraction form
   12,045.02/16,627.80 = 9,061.98/x
3. Step 3: Cross multiply
   12,045.02x = 16,627.80 × 9,061.98
4. Step 4: Simplify right side
   12,045.02x = 150,680,791.04
5. Step 5: Solve for x
   x = 150,680,791.04/12,045.02
6. Step 6: Final answer
   x = 12,509.80