Finding the Fourth Proportional to 6,711.50, 10,068.69 and 2,607.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,711.50 : 10,068.69 = 2,607.50 : x
2. Step 2: Convert to fraction form
   6,711.50/10,068.69 = 2,607.50/x
3. Step 3: Cross multiply
   6,711.50x = 10,068.69 × 2,607.50
4. Step 4: Simplify right side
   6,711.50x = 26,254,109.18
5. Step 5: Solve for x
   x = 26,254,109.18/6,711.50
6. Step 6: Final answer
   x = 3,911.81