Finding the Fourth Proportional to 427,597.38, 590,075.69 and 236,610.72

Step by Step Solution

1. Step 1: Write the proportion equation
   427,597.38 : 590,075.69 = 236,610.72 : x
2. Step 2: Convert to fraction form
   427,597.38/590,075.69 = 236,610.72/x
3. Step 3: Cross multiply
   427,597.38x = 590,075.69 × 236,610.72
4. Step 4: Simplify right side
   427,597.38x = 139,618,232,682.34
5. Step 5: Solve for x
   x = 139,618,232,682.34/427,597.38
6. Step 6: Final answer
   x = 326,517.98