Finding the Fourth Proportional to 590,456.89, 885,825.89 and 191,097.67

Step by Step Solution

1. Step 1: Write the proportion equation
   590,456.89 : 885,825.89 = 191,097.67 : x
2. Step 2: Convert to fraction form
   590,456.89/885,825.89 = 191,097.67/x
3. Step 3: Cross multiply
   590,456.89x = 885,825.89 × 191,097.67
4. Step 4: Simplify right side
   590,456.89x = 169,279,258,220.06
5. Step 5: Solve for x
   x = 169,279,258,220.06/590,456.89
6. Step 6: Final answer
   x = 286,691.99