Finding the Third Proportional to 2,513,672 and 5,381,624

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513,672 : 5,381,624 = 5,381,624 : x
2. Step 2: Convert to fraction form
   2,513,672/5,381,624 = 5,381,624/x
3. Step 3: Cross multiply
   2,513,672x = 5,381,624 × 5,381,624
4. Step 4: Simplify right side
   2,513,672x = 28,961,876,877,376
5. Step 5: Solve for x
   x = 28,961,876,877,376/2,513,672
6. Step 6: Final answer
   x = 11,521,740.66