Finding the Fourth Proportional to 9,010.71, 12,435.72 and 5,656.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,010.71 : 12,435.72 = 5,656.08 : x
2. Step 2: Convert to fraction form
   9,010.71/12,435.72 = 5,656.08/x
3. Step 3: Cross multiply
   9,010.71x = 12,435.72 × 5,656.08
4. Step 4: Simplify right side
   9,010.71x = 70,337,427.18
5. Step 5: Solve for x
   x = 70,337,427.18/9,010.71
6. Step 6: Final answer
   x = 7,805.98