Finding the Third Proportional to 420,985.50 and 926,034

Step by Step Solution

1. Step 1: Write the proportion equation
   420,985.50 : 926,034 = 926,034 : x
2. Step 2: Convert to fraction form
   420,985.50/926,034 = 926,034/x
3. Step 3: Cross multiply
   420,985.50x = 926,034 × 926,034
4. Step 4: Simplify right side
   420,985.50x = 857,538,969,156
5. Step 5: Solve for x
   x = 857,538,969,156/420,985.50
6. Step 6: Final answer
   x = 2,036,979.82