Finding the Third Proportional to 1,021,248 and 1,559,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,248 : 1,559,520 = 1,559,520 : x
2. Step 2: Convert to fraction form
   1,021,248/1,559,520 = 1,559,520/x
3. Step 3: Cross multiply
   1,021,248x = 1,559,520 × 1,559,520
4. Step 4: Simplify right side
   1,021,248x = 2,432,102,630,400
5. Step 5: Solve for x
   x = 2,432,102,630,400/1,021,248
6. Step 6: Final answer
   x = 2,381,500.51