Finding the Fourth Proportional to 9,050.33, 12,488.61 and 5,070.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,050.33 : 12,488.61 = 5,070.60 : x
2. Step 2: Convert to fraction form
   9,050.33/12,488.61 = 5,070.60/x
3. Step 3: Cross multiply
   9,050.33x = 12,488.61 × 5,070.60
4. Step 4: Simplify right side
   9,050.33x = 63,324,764.88
5. Step 5: Solve for x
   x = 63,324,764.88/9,050.33
6. Step 6: Final answer
   x = 6,996.95