Finding the Fourth Proportional to 10,820.31, 14,930.10 and 6,570.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,820.31 : 14,930.10 = 6,570.52 : x
2. Step 2: Convert to fraction form
   10,820.31/14,930.10 = 6,570.52/x
3. Step 3: Cross multiply
   10,820.31x = 14,930.10 × 6,570.52
4. Step 4: Simplify right side
   10,820.31x = 98,098,483.33
5. Step 5: Solve for x
   x = 98,098,483.33/10,820.31
6. Step 6: Final answer
   x = 9,066.15