Finding the Fourth Proportional to 357,300.18, 493,098.17 and 236,233.31

Step by Step Solution

1. Step 1: Write the proportion equation
   357,300.18 : 493,098.17 = 236,233.31 : x
2. Step 2: Convert to fraction form
   357,300.18/493,098.17 = 236,233.31/x
3. Step 3: Cross multiply
   357,300.18x = 493,098.17 × 236,233.31
4. Step 4: Simplify right side
   357,300.18x = 116,486,209,207.39
5. Step 5: Solve for x
   x = 116,486,209,207.39/357,300.18
6. Step 6: Final answer
   x = 326,017.77