Finding the Third Proportional to 4,140,587 and 9,010,174

Step by Step Solution

1. Step 1: Write the proportion equation
   4,140,587 : 9,010,174 = 9,010,174 : x
2. Step 2: Convert to fraction form
   4,140,587/9,010,174 = 9,010,174/x
3. Step 3: Cross multiply
   4,140,587x = 9,010,174 × 9,010,174
4. Step 4: Simplify right side
   4,140,587x = 81,183,235,510,276
5. Step 5: Solve for x
   x = 81,183,235,510,276/4,140,587
6. Step 6: Final answer
   x = 19,606,697.19