Finding the Third Proportional to 4,342,142 and 9,281,848

Step by Step Solution

1. Step 1: Write the proportion equation
   4,342,142 : 9,281,848 = 9,281,848 : x
2. Step 2: Convert to fraction form
   4,342,142/9,281,848 = 9,281,848/x
3. Step 3: Cross multiply
   4,342,142x = 9,281,848 × 9,281,848
4. Step 4: Simplify right side
   4,342,142x = 86,152,702,295,104
5. Step 5: Solve for x
   x = 86,152,702,295,104/4,342,142
6. Step 6: Final answer
   x = 19,841,060.54