Finding the Third Proportional to 4,140,580 and 9,010,160

Step by Step Solution

1. Step 1: Write the proportion equation
   4,140,580 : 9,010,160 = 9,010,160 : x
2. Step 2: Convert to fraction form
   4,140,580/9,010,160 = 9,010,160/x
3. Step 3: Cross multiply
   4,140,580x = 9,010,160 × 9,010,160
4. Step 4: Simplify right side
   4,140,580x = 81,182,983,225,600
5. Step 5: Solve for x
   x = 81,182,983,225,600/4,140,580
6. Step 6: Final answer
   x = 19,606,669.41