Finding the Fourth Proportional to 367,926.03, 507,721.32 and 214,978.32

Step by Step Solution

1. Step 1: Write the proportion equation
   367,926.03 : 507,721.32 = 214,978.32 : x
2. Step 2: Convert to fraction form
   367,926.03/507,721.32 = 214,978.32/x
3. Step 3: Cross multiply
   367,926.03x = 507,721.32 × 214,978.32
4. Step 4: Simplify right side
   367,926.03x = 109,149,076,401.78
5. Step 5: Solve for x
   x = 109,149,076,401.78/367,926.03
6. Step 6: Final answer
   x = 296,660.38