Finding the Fourth Proportional to 300,456,819.80, 414,632,846.22 and 166,496,974.10

Step by Step Solution

1. Step 1: Write the proportion equation
   300,456,819.80 : 414,632,846.22 = 166,496,974.10 : x
2. Step 2: Convert to fraction form
   300,456,819.80/414,632,846.22 = 166,496,974.10/x
3. Step 3: Cross multiply
   300,456,819.80x = 414,632,846.22 × 166,496,974.10
4. Step 4: Simplify right side
   300,456,819.80x = 69,035,114,258,100,624
5. Step 5: Solve for x
   x = 69,035,114,258,100,624/300,456,819.80
6. Step 6: Final answer
   x = 229,767,173.55