Finding the Fourth Proportional to 16,213,711.68, 22,349,196 and 12,770,498.88

Step by Step Solution

1. Step 1: Write the proportion equation
   16,213,711.68 : 22,349,196 = 12,770,498.88 : x
2. Step 2: Convert to fraction form
   16,213,711.68/22,349,196 = 12,770,498.88/x
3. Step 3: Cross multiply
   16,213,711.68x = 22,349,196 × 12,770,498.88
4. Step 4: Simplify right side
   16,213,711.68x = 285,410,382,486,900.50
5. Step 5: Solve for x
   x = 285,410,382,486,900.50/16,213,711.68
6. Step 6: Final answer
   x = 17,603,025.64