Finding the Fourth Proportional to 1,510.32, 2,263.89 and 535.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510.32 : 2,263.89 = 535.74 : x
2. Step 2: Convert to fraction form
   1,510.32/2,263.89 = 535.74/x
3. Step 3: Cross multiply
   1,510.32x = 2,263.89 × 535.74
4. Step 4: Simplify right side
   1,510.32x = 1,212,856.43
5. Step 5: Solve for x
   x = 1,212,856.43/1,510.32
6. Step 6: Final answer
   x = 803.05