Finding the Fourth Proportional to 12,775.84, 17,630.52 and 7,110.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,775.84 : 17,630.52 = 7,110.50 : x
2. Step 2: Convert to fraction form
   12,775.84/17,630.52 = 7,110.50/x
3. Step 3: Cross multiply
   12,775.84x = 17,630.52 × 7,110.50
4. Step 4: Simplify right side
   12,775.84x = 125,361,884.00
5. Step 5: Solve for x
   x = 125,361,884.00/12,775.84
6. Step 6: Final answer
   x = 9,812.42