Finding the Third Proportional to 698,880 and 1,047,224

Step by Step Solution

1. Step 1: Write the proportion equation
   698,880 : 1,047,224 = 1,047,224 : x
2. Step 2: Convert to fraction form
   698,880/1,047,224 = 1,047,224/x
3. Step 3: Cross multiply
   698,880x = 1,047,224 × 1,047,224
4. Step 4: Simplify right side
   698,880x = 1,096,678,106,176
5. Step 5: Solve for x
   x = 1,096,678,106,176/698,880
6. Step 6: Final answer
   x = 1,569,193.72