Finding the Third Proportional to 3,721,128 and 8,037,072

Step by Step Solution

1. Step 1: Write the proportion equation
   3,721,128 : 8,037,072 = 8,037,072 : x
2. Step 2: Convert to fraction form
   3,721,128/8,037,072 = 8,037,072/x
3. Step 3: Cross multiply
   3,721,128x = 8,037,072 × 8,037,072
4. Step 4: Simplify right side
   3,721,128x = 64,594,526,333,184
5. Step 5: Solve for x
   x = 64,594,526,333,184/3,721,128
6. Step 6: Final answer
   x = 17,358,856.33