Finding the Third Proportional to 581,704 and 1,216,381

Step by Step Solution

1. Step 1: Write the proportion equation
   581,704 : 1,216,381 = 1,216,381 : x
2. Step 2: Convert to fraction form
   581,704/1,216,381 = 1,216,381/x
3. Step 3: Cross multiply
   581,704x = 1,216,381 × 1,216,381
4. Step 4: Simplify right side
   581,704x = 1,479,582,737,161
5. Step 5: Solve for x
   x = 1,479,582,737,161/581,704
6. Step 6: Final answer
   x = 2,543,532.00