Finding the Fourth Proportional to 1,499,992.63, 2,250,222.67 and 488,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,992.63 : 2,250,222.67 = 488,880 : x
2. Step 2: Convert to fraction form
   1,499,992.63/2,250,222.67 = 488,880/x
3. Step 3: Cross multiply
   1,499,992.63x = 2,250,222.67 × 488,880
4. Step 4: Simplify right side
   1,499,992.63x = 1,100,088,858,909.60
5. Step 5: Solve for x
   x = 1,100,088,858,909.60/1,499,992.63
6. Step 6: Final answer
   x = 733,396.18