Finding the Fourth Proportional to 367,196.07, 550,950.81 and 207,391.98

Step by Step Solution

1. Step 1: Write the proportion equation
   367,196.07 : 550,950.81 = 207,391.98 : x
2. Step 2: Convert to fraction form
   367,196.07/550,950.81 = 207,391.98/x
3. Step 3: Cross multiply
   367,196.07x = 550,950.81 × 207,391.98
4. Step 4: Simplify right side
   367,196.07x = 114,262,779,368.50
5. Step 5: Solve for x
   x = 114,262,779,368.50/367,196.07
6. Step 6: Final answer
   x = 311,176.48