Finding the Fourth Proportional to 10,837.32, 14,949.96 and 7,066.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,837.32 : 14,949.96 = 7,066.80 : x
2. Step 2: Convert to fraction form
   10,837.32/14,949.96 = 7,066.80/x
3. Step 3: Cross multiply
   10,837.32x = 14,949.96 × 7,066.80
4. Step 4: Simplify right side
   10,837.32x = 105,648,377.33
5. Step 5: Solve for x
   x = 105,648,377.33/10,837.32
6. Step 6: Final answer
   x = 9,748.57