Finding the Fourth Proportional to 1,507.32, 2,077.02 and 1,169.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.32 : 2,077.02 = 1,169.22 : x
2. Step 2: Convert to fraction form
   1,507.32/2,077.02 = 1,169.22/x
3. Step 3: Cross multiply
   1,507.32x = 2,077.02 × 1,169.22
4. Step 4: Simplify right side
   1,507.32x = 2,428,493.32
5. Step 5: Solve for x
   x = 2,428,493.32/1,507.32
6. Step 6: Final answer
   x = 1,611.13