Finding the Fourth Proportional to 17,178,456.15, 25,767,011.70 and 5,818,904.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,178,456.15 : 25,767,011.70 = 5,818,904.76 : x
2. Step 2: Convert to fraction form
   17,178,456.15/25,767,011.70 = 5,818,904.76/x
3. Step 3: Cross multiply
   17,178,456.15x = 25,767,011.70 × 5,818,904.76
4. Step 4: Simplify right side
   17,178,456.15x = 149,935,787,032,105.69
5. Step 5: Solve for x
   x = 149,935,787,032,105.69/17,178,456.15
6. Step 6: Final answer
   x = 8,728,129.33