Finding the Third Proportional to 907,276 and 1,977,848

Step by Step Solution

1. Step 1: Write the proportion equation
   907,276 : 1,977,848 = 1,977,848 : x
2. Step 2: Convert to fraction form
   907,276/1,977,848 = 1,977,848/x
3. Step 3: Cross multiply
   907,276x = 1,977,848 × 1,977,848
4. Step 4: Simplify right side
   907,276x = 3,911,882,711,104
5. Step 5: Solve for x
   x = 3,911,882,711,104/907,276
6. Step 6: Final answer
   x = 4,311,678.82