Finding the Fourth Proportional to 1,088.68, 1,501.01 and 738.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,088.68 : 1,501.01 = 738.76 : x
2. Step 2: Convert to fraction form
   1,088.68/1,501.01 = 738.76/x
3. Step 3: Cross multiply
   1,088.68x = 1,501.01 × 738.76
4. Step 4: Simplify right side
   1,088.68x = 1,108,886.15
5. Step 5: Solve for x
   x = 1,108,886.15/1,088.68
6. Step 6: Final answer
   x = 1,018.56