Finding the Third Proportional to 840,356 and 1,132,224

Step by Step Solution

1. Step 1: Write the proportion equation
   840,356 : 1,132,224 = 1,132,224 : x
2. Step 2: Convert to fraction form
   840,356/1,132,224 = 1,132,224/x
3. Step 3: Cross multiply
   840,356x = 1,132,224 × 1,132,224
4. Step 4: Simplify right side
   840,356x = 1,281,931,186,176
5. Step 5: Solve for x
   x = 1,281,931,186,176/840,356
6. Step 6: Final answer
   x = 1,525,462.05