Finding the Fourth Proportional to 5,303.69, 7,318.89 and 2,945.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,303.69 : 7,318.89 = 2,945.98 : x
2. Step 2: Convert to fraction form
   5,303.69/7,318.89 = 2,945.98/x
3. Step 3: Cross multiply
   5,303.69x = 7,318.89 × 2,945.98
4. Step 4: Simplify right side
   5,303.69x = 21,561,312.71
5. Step 5: Solve for x
   x = 21,561,312.71/5,303.69
6. Step 6: Final answer
   x = 4,065.34