Finding the Third Proportional to 920,634 and 1,969,200

Step by Step Solution

1. Step 1: Write the proportion equation
   920,634 : 1,969,200 = 1,969,200 : x
2. Step 2: Convert to fraction form
   920,634/1,969,200 = 1,969,200/x
3. Step 3: Cross multiply
   920,634x = 1,969,200 × 1,969,200
4. Step 4: Simplify right side
   920,634x = 3,877,748,640,000
5. Step 5: Solve for x
   x = 3,877,748,640,000/920,634
6. Step 6: Final answer
   x = 4,212,041.53