Finding the Third Proportional to 547,156 and 874,095

Step by Step Solution

1. Step 1: Write the proportion equation
   547,156 : 874,095 = 874,095 : x
2. Step 2: Convert to fraction form
   547,156/874,095 = 874,095/x
3. Step 3: Cross multiply
   547,156x = 874,095 × 874,095
4. Step 4: Simplify right side
   547,156x = 764,042,069,025
5. Step 5: Solve for x
   x = 764,042,069,025/547,156
6. Step 6: Final answer
   x = 1,396,387.99