Finding the Fourth Proportional to 16,258,136.74, 22,434,166.60 and 8,914,037.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,258,136.74 : 22,434,166.60 = 8,914,037.31 : x
2. Step 2: Convert to fraction form
   16,258,136.74/22,434,166.60 = 8,914,037.31/x
3. Step 3: Cross multiply
   16,258,136.74x = 22,434,166.60 × 8,914,037.31
4. Step 4: Simplify right side
   16,258,136.74x = 199,978,998,091,155.88
5. Step 5: Solve for x
   x = 199,978,998,091,155.88/16,258,136.74
6. Step 6: Final answer
   x = 12,300,240.88