Finding the Fourth Proportional to 300,111,490.24, 414,144,961.50 and 166,155,376.67

Step by Step Solution

1. Step 1: Write the proportion equation
   300,111,490.24 : 414,144,961.50 = 166,155,376.67 : x
2. Step 2: Convert to fraction form
   300,111,490.24/414,144,961.50 = 166,155,376.67/x
3. Step 3: Cross multiply
   300,111,490.24x = 414,144,961.50 × 166,155,376.67
4. Step 4: Simplify right side
   300,111,490.24x = 68,812,412,074,015,144
5. Step 5: Solve for x
   x = 68,812,412,074,015,144/300,111,490.24
6. Step 6: Final answer
   x = 229,289,495.11