Finding the Fourth Proportional to 300,117,647.25, 414,162,353.21 and 162,762,383.25

Step by Step Solution

1. Step 1: Write the proportion equation
   300,117,647.25 : 414,162,353.21 = 162,762,383.25 : x
2. Step 2: Convert to fraction form
   300,117,647.25/414,162,353.21 = 162,762,383.25/x
3. Step 3: Cross multiply
   300,117,647.25x = 414,162,353.21 × 162,762,383.25
4. Step 4: Simplify right side
   300,117,647.25x = 67,410,051,660,074,072
5. Step 5: Solve for x
   x = 67,410,051,660,074,072/300,117,647.25
6. Step 6: Final answer
   x = 224,612,088.89