Finding the Third Proportional to 222,034.50 and 488,358

Step by Step Solution

1. Step 1: Write the proportion equation
   222,034.50 : 488,358 = 488,358 : x
2. Step 2: Convert to fraction form
   222,034.50/488,358 = 488,358/x
3. Step 3: Cross multiply
   222,034.50x = 488,358 × 488,358
4. Step 4: Simplify right side
   222,034.50x = 238,493,536,164
5. Step 5: Solve for x
   x = 238,493,536,164/222,034.50
6. Step 6: Final answer
   x = 1,074,128.28