Finding the Fourth Proportional to 2,045.48, 3,068.78 and 729.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.48 : 3,068.78 = 729.53 : x
2. Step 2: Convert to fraction form
   2,045.48/3,068.78 = 729.53/x
3. Step 3: Cross multiply
   2,045.48x = 3,068.78 × 729.53
4. Step 4: Simplify right side
   2,045.48x = 2,238,748.08
5. Step 5: Solve for x
   x = 2,238,748.08/2,045.48
6. Step 6: Final answer
   x = 1,094.49