Finding the Fourth Proportional to 12,039,945.72, 16,608,176.49 and 7,684,122.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,039,945.72 : 16,608,176.49 = 7,684,122.42 : x
2. Step 2: Convert to fraction form
   12,039,945.72/16,608,176.49 = 7,684,122.42/x
3. Step 3: Cross multiply
   12,039,945.72x = 16,608,176.49 × 7,684,122.42
4. Step 4: Simplify right side
   12,039,945.72x = 127,619,261,322,125.91
5. Step 5: Solve for x
   x = 127,619,261,322,125.91/12,039,945.72
6. Step 6: Final answer
   x = 10,599,654.21