Finding the Fourth Proportional to 23,107,156.56, 31,888,872.36 and 12,793,879.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,107,156.56 : 31,888,872.36 = 12,793,879.62 : x
2. Step 2: Convert to fraction form
   23,107,156.56/31,888,872.36 = 12,793,879.62/x
3. Step 3: Cross multiply
   23,107,156.56x = 31,888,872.36 × 12,793,879.62
4. Step 4: Simplify right side
   23,107,156.56x = 407,982,394,191,385.25
5. Step 5: Solve for x
   x = 407,982,394,191,385.25/23,107,156.56
6. Step 6: Final answer
   x = 17,656,105.51