Finding the Fourth Proportional to 16,939,456.89, 23,376,598.14 and 9,204,499.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,939,456.89 : 23,376,598.14 = 9,204,499.18 : x
2. Step 2: Convert to fraction form
   16,939,456.89/23,376,598.14 = 9,204,499.18/x
3. Step 3: Cross multiply
   16,939,456.89x = 23,376,598.14 × 9,204,499.18
4. Step 4: Simplify right side
   16,939,456.89x = 215,169,878,410,819.53
5. Step 5: Solve for x
   x = 215,169,878,410,819.53/16,939,456.89
6. Step 6: Final answer
   x = 12,702,289.09