Finding the Fourth Proportional to 456,132.00, 684,091.89 and 171,851.04

Step by Step Solution

1. Step 1: Write the proportion equation
   456,132.00 : 684,091.89 = 171,851.04 : x
2. Step 2: Convert to fraction form
   456,132.00/684,091.89 = 171,851.04/x
3. Step 3: Cross multiply
   456,132.00x = 684,091.89 × 171,851.04
4. Step 4: Simplify right side
   456,132.00x = 117,561,904,917.74
5. Step 5: Solve for x
   x = 117,561,904,917.74/456,132.00
6. Step 6: Final answer
   x = 257,736.59