Finding the Third Proportional to 543,154 and 1,193,300

Step by Step Solution

1. Step 1: Write the proportion equation
   543,154 : 1,193,300 = 1,193,300 : x
2. Step 2: Convert to fraction form
   543,154/1,193,300 = 1,193,300/x
3. Step 3: Cross multiply
   543,154x = 1,193,300 × 1,193,300
4. Step 4: Simplify right side
   543,154x = 1,423,964,890,000
5. Step 5: Solve for x
   x = 1,423,964,890,000/543,154
6. Step 6: Final answer
   x = 2,621,659.58