Finding the Third Proportional to 225,068 and 488,776

Step by Step Solution

1. Step 1: Write the proportion equation
   225,068 : 488,776 = 488,776 : x
2. Step 2: Convert to fraction form
   225,068/488,776 = 488,776/x
3. Step 3: Cross multiply
   225,068x = 488,776 × 488,776
4. Step 4: Simplify right side
   225,068x = 238,901,978,176
5. Step 5: Solve for x
   x = 238,901,978,176/225,068
6. Step 6: Final answer
   x = 1,061,465.77