Finding the Third Proportional to 5,200,492 and 8,003,719

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200,492 : 8,003,719 = 8,003,719 : x
2. Step 2: Convert to fraction form
   5,200,492/8,003,719 = 8,003,719/x
3. Step 3: Cross multiply
   5,200,492x = 8,003,719 × 8,003,719
4. Step 4: Simplify right side
   5,200,492x = 64,059,517,830,961
5. Step 5: Solve for x
   x = 64,059,517,830,961/5,200,492
6. Step 6: Final answer
   x = 12,317,972.57