Finding the Third Proportional to 906,924 and 1,977,156

Step by Step Solution

1. Step 1: Write the proportion equation
   906,924 : 1,977,156 = 1,977,156 : x
2. Step 2: Convert to fraction form
   906,924/1,977,156 = 1,977,156/x
3. Step 3: Cross multiply
   906,924x = 1,977,156 × 1,977,156
4. Step 4: Simplify right side
   906,924x = 3,909,145,848,336
5. Step 5: Solve for x
   x = 3,909,145,848,336/906,924
6. Step 6: Final answer
   x = 4,310,334.55