Finding the Fourth Proportional to 7,445.89, 10,274.86 and 4,088.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,445.89 : 10,274.86 = 4,088.69 : x
2. Step 2: Convert to fraction form
   7,445.89/10,274.86 = 4,088.69/x
3. Step 3: Cross multiply
   7,445.89x = 10,274.86 × 4,088.69
4. Step 4: Simplify right side
   7,445.89x = 42,010,709.60
5. Step 5: Solve for x
   x = 42,010,709.60/7,445.89
6. Step 6: Final answer
   x = 5,642.13