Finding the Fourth Proportional to 1,507.83, 2,259.32 and 892.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.83 : 2,259.32 = 892.10 : x
2. Step 2: Convert to fraction form
   1,507.83/2,259.32 = 892.10/x
3. Step 3: Cross multiply
   1,507.83x = 2,259.32 × 892.10
4. Step 4: Simplify right side
   1,507.83x = 2,015,523.61
5. Step 5: Solve for x
   x = 2,015,523.61/1,507.83
6. Step 6: Final answer
   x = 1,336.70