Finding the Third Proportional to 472,443.25 and 727,158

Step by Step Solution

1. Step 1: Write the proportion equation
   472,443.25 : 727,158 = 727,158 : x
2. Step 2: Convert to fraction form
   472,443.25/727,158 = 727,158/x
3. Step 3: Cross multiply
   472,443.25x = 727,158 × 727,158
4. Step 4: Simplify right side
   472,443.25x = 528,758,756,964
5. Step 5: Solve for x
   x = 528,758,756,964/472,443.25
6. Step 6: Final answer
   x = 1,119,200.57