Finding the Third Proportional to 527,840 and 1,074,392

Step by Step Solution

1. Step 1: Write the proportion equation
   527,840 : 1,074,392 = 1,074,392 : x
2. Step 2: Convert to fraction form
   527,840/1,074,392 = 1,074,392/x
3. Step 3: Cross multiply
   527,840x = 1,074,392 × 1,074,392
4. Step 4: Simplify right side
   527,840x = 1,154,318,169,664
5. Step 5: Solve for x
   x = 1,154,318,169,664/527,840
6. Step 6: Final answer
   x = 2,186,871.34