Finding the Fourth Proportional to 327,111.00, 490,541.96 and 214,761.16

Step by Step Solution

1. Step 1: Write the proportion equation
   327,111.00 : 490,541.96 = 214,761.16 : x
2. Step 2: Convert to fraction form
   327,111.00/490,541.96 = 214,761.16/x
3. Step 3: Cross multiply
   327,111.00x = 490,541.96 × 214,761.16
4. Step 4: Simplify right side
   327,111.00x = 105,349,359,284.47
5. Step 5: Solve for x
   x = 105,349,359,284.47/327,111.00
6. Step 6: Final answer
   x = 322,059.98