Finding the Fourth Proportional to 16,006,566.20, 22,089,074.52 and 8,664,376.64

Step by Step Solution

1. Step 1: Write the proportion equation
   16,006,566.20 : 22,089,074.52 = 8,664,376.64 : x
2. Step 2: Convert to fraction form
   16,006,566.20/22,089,074.52 = 8,664,376.64/x
3. Step 3: Cross multiply
   16,006,566.20x = 22,089,074.52 × 8,664,376.64
4. Step 4: Simplify right side
   16,006,566.20x = 191,388,061,254,478.78
5. Step 5: Solve for x
   x = 191,388,061,254,478.78/16,006,566.20
6. Step 6: Final answer
   x = 11,956,846.89