Finding the Fourth Proportional to 10,404,948.96, 15,607,831.68 and 3,215,842.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404,948.96 : 15,607,831.68 = 3,215,842.56 : x
2. Step 2: Convert to fraction form
   10,404,948.96/15,607,831.68 = 3,215,842.56/x
3. Step 3: Cross multiply
   10,404,948.96x = 15,607,831.68 × 3,215,842.56
4. Step 4: Simplify right side
   10,404,948.96x = 50,192,329,385,860.30
5. Step 5: Solve for x
   x = 50,192,329,385,860.30/10,404,948.96
6. Step 6: Final answer
   x = 4,823,890.01