Finding the Fourth Proportional to 9,993,969.74, 13,791,682.89 and 5,410,291.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,993,969.74 : 13,791,682.89 = 5,410,291.12 : x
2. Step 2: Convert to fraction form
   9,993,969.74/13,791,682.89 = 5,410,291.12/x
3. Step 3: Cross multiply
   9,993,969.74x = 13,791,682.89 × 5,410,291.12
4. Step 4: Simplify right side
   9,993,969.74x = 74,617,019,435,143.73
5. Step 5: Solve for x
   x = 74,617,019,435,143.73/9,993,969.74
6. Step 6: Final answer
   x = 7,466,204.26