Finding the Third Proportional to 3,492,818 and 7,516,790

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492,818 : 7,516,790 = 7,516,790 : x
2. Step 2: Convert to fraction form
   3,492,818/7,516,790 = 7,516,790/x
3. Step 3: Cross multiply
   3,492,818x = 7,516,790 × 7,516,790
4. Step 4: Simplify right side
   3,492,818x = 56,502,131,904,100
5. Step 5: Solve for x
   x = 56,502,131,904,100/3,492,818
6. Step 6: Final answer
   x = 16,176,660.77