Finding the Fourth Proportional to 7,005.74, 10,510.77 and 3,307.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,005.74 : 10,510.77 = 3,307.82 : x
2. Step 2: Convert to fraction form
   7,005.74/10,510.77 = 3,307.82/x
3. Step 3: Cross multiply
   7,005.74x = 10,510.77 × 3,307.82
4. Step 4: Simplify right side
   7,005.74x = 34,767,735.22
5. Step 5: Solve for x
   x = 34,767,735.22/7,005.74
6. Step 6: Final answer
   x = 4,962.75