Finding the Third Proportional to 890,352 and 1,920,672

Step by Step Solution

1. Step 1: Write the proportion equation
   890,352 : 1,920,672 = 1,920,672 : x
2. Step 2: Convert to fraction form
   890,352/1,920,672 = 1,920,672/x
3. Step 3: Cross multiply
   890,352x = 1,920,672 × 1,920,672
4. Step 4: Simplify right side
   890,352x = 3,688,980,931,584
5. Step 5: Solve for x
   x = 3,688,980,931,584/890,352
6. Step 6: Final answer
   x = 4,143,283.70