Finding the Fourth Proportional to 808,164.48, 1,115,019.72 and 468,564.96

Step by Step Solution

1. Step 1: Write the proportion equation
   808,164.48 : 1,115,019.72 = 468,564.96 : x
2. Step 2: Convert to fraction form
   808,164.48/1,115,019.72 = 468,564.96/x
3. Step 3: Cross multiply
   808,164.48x = 1,115,019.72 × 468,564.96
4. Step 4: Simplify right side
   808,164.48x = 522,459,170,501.01
5. Step 5: Solve for x
   x = 522,459,170,501.01/808,164.48
6. Step 6: Final answer
   x = 646,476.28