Finding the Third Proportional to 211,026 and 498,152

Step by Step Solution

1. Step 1: Write the proportion equation
   211,026 : 498,152 = 498,152 : x
2. Step 2: Convert to fraction form
   211,026/498,152 = 498,152/x
3. Step 3: Cross multiply
   211,026x = 498,152 × 498,152
4. Step 4: Simplify right side
   211,026x = 248,155,415,104
5. Step 5: Solve for x
   x = 248,155,415,104/211,026
6. Step 6: Final answer
   x = 1,175,947.11