Finding the Fourth Proportional to 14,947,665.30, 20,627,777.99 and 8,072,146.76

Step by Step Solution

1. Step 1: Write the proportion equation
   14,947,665.30 : 20,627,777.99 = 8,072,146.76 : x
2. Step 2: Convert to fraction form
   14,947,665.30/20,627,777.99 = 8,072,146.76/x
3. Step 3: Cross multiply
   14,947,665.30x = 20,627,777.99 × 8,072,146.76
4. Step 4: Simplify right side
   14,947,665.30x = 166,510,451,185,019.28
5. Step 5: Solve for x
   x = 166,510,451,185,019.28/14,947,665.30
6. Step 6: Final answer
   x = 11,139,562.46