Finding the Fourth Proportional to 464,429.50, 696,614.78 and 164,870.64

Step by Step Solution

1. Step 1: Write the proportion equation
   464,429.50 : 696,614.78 = 164,870.64 : x
2. Step 2: Convert to fraction form
   464,429.50/696,614.78 = 164,870.64/x
3. Step 3: Cross multiply
   464,429.50x = 696,614.78 × 164,870.64
4. Step 4: Simplify right side
   464,429.50x = 114,851,325,024.24
5. Step 5: Solve for x
   x = 114,851,325,024.24/464,429.50
6. Step 6: Final answer
   x = 247,295.50