Finding the Fourth Proportional to 1,173,362.67, 1,760,784.42 and 499,442.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,173,362.67 : 1,760,784.42 = 499,442.89 : x
2. Step 2: Convert to fraction form
   1,173,362.67/1,760,784.42 = 499,442.89/x
3. Step 3: Cross multiply
   1,173,362.67x = 1,760,784.42 × 499,442.89
4. Step 4: Simplify right side
   1,173,362.67x = 879,411,259,391.77
5. Step 5: Solve for x
   x = 879,411,259,391.77/1,173,362.67
6. Step 6: Final answer
   x = 749,479.49