Finding the Third Proportional to 920,516 and 1,968,970

Step by Step Solution

1. Step 1: Write the proportion equation
   920,516 : 1,968,970 = 1,968,970 : x
2. Step 2: Convert to fraction form
   920,516/1,968,970 = 1,968,970/x
3. Step 3: Cross multiply
   920,516x = 1,968,970 × 1,968,970
4. Step 4: Simplify right side
   920,516x = 3,876,842,860,900
5. Step 5: Solve for x
   x = 3,876,842,860,900/920,516
6. Step 6: Final answer
   x = 4,211,597.47