Finding the Fourth Proportional to 17,558,901.74, 26,469,960.16 and 16,388,419.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,558,901.74 : 26,469,960.16 = 16,388,419.34 : x
2. Step 2: Convert to fraction form
   17,558,901.74/26,469,960.16 = 16,388,419.34/x
3. Step 3: Cross multiply
   17,558,901.74x = 26,469,960.16 × 16,388,419.34
4. Step 4: Simplify right side
   17,558,901.74x = 433,800,807,015,173.50
5. Step 5: Solve for x
   x = 433,800,807,015,173.50/17,558,901.74
6. Step 6: Final answer
   x = 24,705,463.56