Finding the Fourth Proportional to 314,978.55, 472,959.90 and 182,118.30

Step by Step Solution

1. Step 1: Write the proportion equation
   314,978.55 : 472,959.90 = 182,118.30 : x
2. Step 2: Convert to fraction form
   314,978.55/472,959.90 = 182,118.30/x
3. Step 3: Cross multiply
   314,978.55x = 472,959.90 × 182,118.30
4. Step 4: Simplify right side
   314,978.55x = 86,134,652,956.17
5. Step 5: Solve for x
   x = 86,134,652,956.17/314,978.55
6. Step 6: Final answer
   x = 273,461.96