Finding the Fourth Proportional to 12,801,131.78, 19,201,717.10 and 5,228,097.53

Step by Step Solution

1. Step 1: Write the proportion equation
   12,801,131.78 : 19,201,717.10 = 5,228,097.53 : x
2. Step 2: Convert to fraction form
   12,801,131.78/19,201,717.10 = 5,228,097.53/x
3. Step 3: Cross multiply
   12,801,131.78x = 19,201,717.10 × 5,228,097.53
4. Step 4: Simplify right side
   12,801,131.78x = 100,388,449,659,330.42
5. Step 5: Solve for x
   x = 100,388,449,659,330.42/12,801,131.78
6. Step 6: Final answer
   x = 7,842,154.23