Finding the Third Proportional to 1,017,432 and 2,137,248

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,432 : 2,137,248 = 2,137,248 : x
2. Step 2: Convert to fraction form
   1,017,432/2,137,248 = 2,137,248/x
3. Step 3: Cross multiply
   1,017,432x = 2,137,248 × 2,137,248
4. Step 4: Simplify right side
   1,017,432x = 4,567,829,013,504
5. Step 5: Solve for x
   x = 4,567,829,013,504/1,017,432
6. Step 6: Final answer
   x = 4,489,566.88