Finding the Fourth Proportional to 363,091.29, 501,030.88 and 210,098.96

Step by Step Solution

1. Step 1: Write the proportion equation
   363,091.29 : 501,030.88 = 210,098.96 : x
2. Step 2: Convert to fraction form
   363,091.29/501,030.88 = 210,098.96/x
3. Step 3: Cross multiply
   363,091.29x = 501,030.88 × 210,098.96
4. Step 4: Simplify right side
   363,091.29x = 105,266,066,815.89
5. Step 5: Solve for x
   x = 105,266,066,815.89/363,091.29
6. Step 6: Final answer
   x = 289,916.25