Finding the Third Proportional to 99,754 and 215,333

Step by Step Solution

1. Step 1: Write the proportion equation
   99,754 : 215,333 = 215,333 : x
2. Step 2: Convert to fraction form
   99,754/215,333 = 215,333/x
3. Step 3: Cross multiply
   99,754x = 215,333 × 215,333
4. Step 4: Simplify right side
   99,754x = 46,368,300,889
5. Step 5: Solve for x
   x = 46,368,300,889/99,754
6. Step 6: Final answer
   x = 464,826.48