Finding the Fourth Proportional to 1,503.06, 2,074.35 and 1,036.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,503.06 : 2,074.35 = 1,036.50 : x
2. Step 2: Convert to fraction form
   1,503.06/2,074.35 = 1,036.50/x
3. Step 3: Cross multiply
   1,503.06x = 2,074.35 × 1,036.50
4. Step 4: Simplify right side
   1,503.06x = 2,150,063.78
5. Step 5: Solve for x
   x = 2,150,063.78/1,503.06
6. Step 6: Final answer
   x = 1,430.46