Finding the Fourth Proportional to 7,087.71, 10,632.86 and 2,925.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,087.71 : 10,632.86 = 2,925.45 : x
2. Step 2: Convert to fraction form
   7,087.71/10,632.86 = 2,925.45/x
3. Step 3: Cross multiply
   7,087.71x = 10,632.86 × 2,925.45
4. Step 4: Simplify right side
   7,087.71x = 31,105,885.66
5. Step 5: Solve for x
   x = 31,105,885.66/7,087.71
6. Step 6: Final answer
   x = 4,388.71