Finding the Fourth Proportional to 1,507.32, 2,080.12 and 844.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.32 : 2,080.12 = 844.16 : x
2. Step 2: Convert to fraction form
   1,507.32/2,080.12 = 844.16/x
3. Step 3: Cross multiply
   1,507.32x = 2,080.12 × 844.16
4. Step 4: Simplify right side
   1,507.32x = 1,755,954.10
5. Step 5: Solve for x
   x = 1,755,954.10/1,507.32
6. Step 6: Final answer
   x = 1,164.95