Finding the Fourth Proportional to 9,498,333.49, 13,107,711.42 and 5,147,419.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,498,333.49 : 13,107,711.42 = 5,147,419.78 : x
2. Step 2: Convert to fraction form
   9,498,333.49/13,107,711.42 = 5,147,419.78/x
3. Step 3: Cross multiply
   9,498,333.49x = 13,107,711.42 × 5,147,419.78
4. Step 4: Simplify right side
   9,498,333.49x = 67,470,893,033,839.89
5. Step 5: Solve for x
   x = 67,470,893,033,839.89/9,498,333.49
6. Step 6: Final answer
   x = 7,103,445.37