Finding the Fourth Proportional to 22,143,398.72, 30,557,909.36 and 12,353,844.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,143,398.72 : 30,557,909.36 = 12,353,844.88 : x
2. Step 2: Convert to fraction form
   22,143,398.72/30,557,909.36 = 12,353,844.88/x
3. Step 3: Cross multiply
   22,143,398.72x = 30,557,909.36 × 12,353,844.88
4. Step 4: Simplify right side
   22,143,398.72x = 377,507,672,090,540.12
5. Step 5: Solve for x
   x = 377,507,672,090,540.12/22,143,398.72
6. Step 6: Final answer
   x = 17,048,316.61