Finding the Third Proportional to 200,562 and 437,106

Step by Step Solution

1. Step 1: Write the proportion equation
   200,562 : 437,106 = 437,106 : x
2. Step 2: Convert to fraction form
   200,562/437,106 = 437,106/x
3. Step 3: Cross multiply
   200,562x = 437,106 × 437,106
4. Step 4: Simplify right side
   200,562x = 191,061,655,236
5. Step 5: Solve for x
   x = 191,061,655,236/200,562
6. Step 6: Final answer
   x = 952,631.38