Finding the Fourth Proportional to 1,501.58, 2,250.92 and 808.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.58 : 2,250.92 = 808.71 : x
2. Step 2: Convert to fraction form
   1,501.58/2,250.92 = 808.71/x
3. Step 3: Cross multiply
   1,501.58x = 2,250.92 × 808.71
4. Step 4: Simplify right side
   1,501.58x = 1,820,343.53
5. Step 5: Solve for x
   x = 1,820,343.53/1,501.58
6. Step 6: Final answer
   x = 1,212.29