Finding the Fourth Proportional to 10,564.74, 14,580.45 and 7,907.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,564.74 : 14,580.45 = 7,907.49 : x
2. Step 2: Convert to fraction form
   10,564.74/14,580.45 = 7,907.49/x
3. Step 3: Cross multiply
   10,564.74x = 14,580.45 × 7,907.49
4. Step 4: Simplify right side
   10,564.74x = 115,294,762.57
5. Step 5: Solve for x
   x = 115,294,762.57/10,564.74
6. Step 6: Final answer
   x = 10,913.17