Finding the Third Proportional to 12,018,741,290 and 25,691,482,492

Step by Step Solution

1. Step 1: Write the proportion equation
   12,018,741,290 : 25,691,482,492 = 25,691,482,492 : x
2. Step 2: Convert to fraction form
   12,018,741,290/25,691,482,492 = 25,691,482,492/x
3. Step 3: Cross multiply
   12,018,741,290x = 25,691,482,492 × 25,691,482,492
4. Step 4: Simplify right side
   12,018,741,290x = 660,052,272,636,742,467,584
5. Step 5: Solve for x
   x = 660,052,272,636,742,467,584/12,018,741,290
6. Step 6: Final answer
   x = 54,918,585,624.76