Finding the Fourth Proportional to 21,002,831, 31,509,560.10 and 5,856,764.12

Step by Step Solution

1. Step 1: Write the proportion equation
   21,002,831 : 31,509,560.10 = 5,856,764.12 : x
2. Step 2: Convert to fraction form
   21,002,831/31,509,560.10 = 5,856,764.12/x
3. Step 3: Cross multiply
   21,002,831x = 31,509,560.10 × 5,856,764.12
4. Step 4: Simplify right side
   21,002,831x = 184,544,061,030,663.62
5. Step 5: Solve for x
   x = 184,544,061,030,663.62/21,002,831
6. Step 6: Final answer
   x = 8,786,627.91