Finding the Fourth Proportional to 21,885,962.15, 30,204,190.70 and 12,096,196.04

Step by Step Solution

1. Step 1: Write the proportion equation
   21,885,962.15 : 30,204,190.70 = 12,096,196.04 : x
2. Step 2: Convert to fraction form
   21,885,962.15/30,204,190.70 = 12,096,196.04/x
3. Step 3: Cross multiply
   21,885,962.15x = 30,204,190.70 × 12,096,196.04
4. Step 4: Simplify right side
   21,885,962.15x = 365,355,811,725,242.88
5. Step 5: Solve for x
   x = 365,355,811,725,242.88/21,885,962.15
6. Step 6: Final answer
   x = 16,693,614.35