Finding the Fourth Proportional to 1,670.61, 2,303.82 and 1,506.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670.61 : 2,303.82 = 1,506.54 : x
2. Step 2: Convert to fraction form
   1,670.61/2,303.82 = 1,506.54/x
3. Step 3: Cross multiply
   1,670.61x = 2,303.82 × 1,506.54
4. Step 4: Simplify right side
   1,670.61x = 3,470,796.98
5. Step 5: Solve for x
   x = 3,470,796.98/1,670.61
6. Step 6: Final answer
   x = 2,077.56