Finding the Fourth Proportional to 12,045.93, 16,627.86 and 9,070.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,045.93 : 16,627.86 = 9,070.38 : x
2. Step 2: Convert to fraction form
   12,045.93/16,627.86 = 9,070.38/x
3. Step 3: Cross multiply
   12,045.93x = 16,627.86 × 9,070.38
4. Step 4: Simplify right side
   12,045.93x = 150,821,008.79
5. Step 5: Solve for x
   x = 150,821,008.79/12,045.93
6. Step 6: Final answer
   x = 12,520.50