Finding the Fourth Proportional to 7,445.50, 10,275.09 and 4,088.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,445.50 : 10,275.09 = 4,088.45 : x
2. Step 2: Convert to fraction form
   7,445.50/10,275.09 = 4,088.45/x
3. Step 3: Cross multiply
   7,445.50x = 10,275.09 × 4,088.45
4. Step 4: Simplify right side
   7,445.50x = 42,009,191.71
5. Step 5: Solve for x
   x = 42,009,191.71/7,445.50
6. Step 6: Final answer
   x = 5,642.23