Finding the Third Proportional to 1,118,184 and 1,489,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,118,184 : 1,489,776 = 1,489,776 : x
2. Step 2: Convert to fraction form
   1,118,184/1,489,776 = 1,489,776/x
3. Step 3: Cross multiply
   1,118,184x = 1,489,776 × 1,489,776
4. Step 4: Simplify right side
   1,118,184x = 2,219,432,530,176
5. Step 5: Solve for x
   x = 2,219,432,530,176/1,118,184
6. Step 6: Final answer
   x = 1,984,854.49