Finding the Fourth Proportional to 1,646,635.98, 2,469,608.37 and 464,407.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,646,635.98 : 2,469,608.37 = 464,407.50 : x
2. Step 2: Convert to fraction form
   1,646,635.98/2,469,608.37 = 464,407.50/x
3. Step 3: Cross multiply
   1,646,635.98x = 2,469,608.37 × 464,407.50
4. Step 4: Simplify right side
   1,646,635.98x = 1,146,904,649,090.78
5. Step 5: Solve for x
   x = 1,146,904,649,090.78/1,646,635.98
6. Step 6: Final answer
   x = 696,513.78