Finding the Fourth Proportional to 1,498.06, 2,245.53 and 510.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.06 : 2,245.53 = 510.55 : x
2. Step 2: Convert to fraction form
   1,498.06/2,245.53 = 510.55/x
3. Step 3: Cross multiply
   1,498.06x = 2,245.53 × 510.55
4. Step 4: Simplify right side
   1,498.06x = 1,146,455.34
5. Step 5: Solve for x
   x = 1,146,455.34/1,498.06
6. Step 6: Final answer
   x = 765.29