Finding the Third Proportional to 216,160 and 472,454

Step by Step Solution

1. Step 1: Write the proportion equation
   216,160 : 472,454 = 472,454 : x
2. Step 2: Convert to fraction form
   216,160/472,454 = 472,454/x
3. Step 3: Cross multiply
   216,160x = 472,454 × 472,454
4. Step 4: Simplify right side
   216,160x = 223,212,782,116
5. Step 5: Solve for x
   x = 223,212,782,116/216,160
6. Step 6: Final answer
   x = 1,032,627.60