Finding the Third Proportional to 992,178 and 2,173,527

Step by Step Solution

1. Step 1: Write the proportion equation
   992,178 : 2,173,527 = 2,173,527 : x
2. Step 2: Convert to fraction form
   992,178/2,173,527 = 2,173,527/x
3. Step 3: Cross multiply
   992,178x = 2,173,527 × 2,173,527
4. Step 4: Simplify right side
   992,178x = 4,724,219,619,729
5. Step 5: Solve for x
   x = 4,724,219,619,729/992,178
6. Step 6: Final answer
   x = 4,761,463.79