Finding the Third Proportional to 666,584 and 1,455,100

Step by Step Solution

1. Step 1: Write the proportion equation
   666,584 : 1,455,100 = 1,455,100 : x
2. Step 2: Convert to fraction form
   666,584/1,455,100 = 1,455,100/x
3. Step 3: Cross multiply
   666,584x = 1,455,100 × 1,455,100
4. Step 4: Simplify right side
   666,584x = 2,117,316,010,000
5. Step 5: Solve for x
   x = 2,117,316,010,000/666,584
6. Step 6: Final answer
   x = 3,176,367.88