Finding the Fourth Proportional to 300,491.15, 414,662.00 and 164,499.03

Step by Step Solution

1. Step 1: Write the proportion equation
   300,491.15 : 414,662.00 = 164,499.03 : x
2. Step 2: Convert to fraction form
   300,491.15/414,662.00 = 164,499.03/x
3. Step 3: Cross multiply
   300,491.15x = 414,662.00 × 164,499.03
4. Step 4: Simplify right side
   300,491.15x = 68,211,495,955.36
5. Step 5: Solve for x
   x = 68,211,495,955.36/300,491.15
6. Step 6: Final answer
   x = 227,000.02