Finding the Fourth Proportional to 9,998,134.56, 13,797,404.64 and 5,414,441.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,998,134.56 : 13,797,404.64 = 5,414,441.76 : x
2. Step 2: Convert to fraction form
   9,998,134.56/13,797,404.64 = 5,414,441.76/x
3. Step 3: Cross multiply
   9,998,134.56x = 13,797,404.64 × 5,414,441.76
4. Step 4: Simplify right side
   9,998,134.56x = 74,705,243,862,433.77
5. Step 5: Solve for x
   x = 74,705,243,862,433.77/9,998,134.56
6. Step 6: Final answer
   x = 7,471,918.23