Finding the Fourth Proportional to 17,015,442.74, 25,508,817.39 and 7,423,786.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,015,442.74 : 25,508,817.39 = 7,423,786.10 : x
2. Step 2: Convert to fraction form
   17,015,442.74/25,508,817.39 = 7,423,786.10/x
3. Step 3: Cross multiply
   17,015,442.74x = 25,508,817.39 × 7,423,786.10
4. Step 4: Simplify right side
   17,015,442.74x = 189,372,003,967,320.28
5. Step 5: Solve for x
   x = 189,372,003,967,320.28/17,015,442.74
6. Step 6: Final answer
   x = 11,129,419.72