Finding the Fourth Proportional to 1,105,476.48, 1,658,196.18 and 497,926.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,476.48 : 1,658,196.18 = 497,926.86 : x
2. Step 2: Convert to fraction form
   1,105,476.48/1,658,196.18 = 497,926.86/x
3. Step 3: Cross multiply
   1,105,476.48x = 1,658,196.18 × 497,926.86
4. Step 4: Simplify right side
   1,105,476.48x = 825,660,417,171.40
5. Step 5: Solve for x
   x = 825,660,417,171.40/1,105,476.48
6. Step 6: Final answer
   x = 746,881.94