Finding the Fourth Proportional to 16,899,176.52, 23,320,868.94 and 9,164,216.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,899,176.52 : 23,320,868.94 = 9,164,216.52 : x
2. Step 2: Convert to fraction form
   16,899,176.52/23,320,868.94 = 9,164,216.52/x
3. Step 3: Cross multiply
   16,899,176.52x = 23,320,868.94 × 9,164,216.52
4. Step 4: Simplify right side
   16,899,176.52x = 213,717,492,400,702.91
5. Step 5: Solve for x
   x = 213,717,492,400,702.91/16,899,176.52
6. Step 6: Final answer
   x = 12,646,621.69