Finding the Fourth Proportional to 1,506.72, 2,261.52 and 1,412.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,506.72 : 2,261.52 = 1,412.40 : x
2. Step 2: Convert to fraction form
   1,506.72/2,261.52 = 1,412.40/x
3. Step 3: Cross multiply
   1,506.72x = 2,261.52 × 1,412.40
4. Step 4: Simplify right side
   1,506.72x = 3,194,170.85
5. Step 5: Solve for x
   x = 3,194,170.85/1,506.72
6. Step 6: Final answer
   x = 2,119.95