Finding the Fourth Proportional to 43,105,608.96, 64,670,544 and 18,846,666.24

Step by Step Solution

1. Step 1: Write the proportion equation
   43,105,608.96 : 64,670,544 = 18,846,666.24 : x
2. Step 2: Convert to fraction form
   43,105,608.96/64,670,544 = 18,846,666.24/x
3. Step 3: Cross multiply
   43,105,608.96x = 64,670,544 × 18,846,666.24
4. Step 4: Simplify right side
   43,105,608.96x = 1,218,824,158,327,234.50
5. Step 5: Solve for x
   x = 1,218,824,158,327,234.50/43,105,608.96
6. Step 6: Final answer
   x = 28,275,303.09