Finding the Third Proportional to 4,679,402 and 10,055,188

Step by Step Solution

1. Step 1: Write the proportion equation
   4,679,402 : 10,055,188 = 10,055,188 : x
2. Step 2: Convert to fraction form
   4,679,402/10,055,188 = 10,055,188/x
3. Step 3: Cross multiply
   4,679,402x = 10,055,188 × 10,055,188
4. Step 4: Simplify right side
   4,679,402x = 101,106,805,715,344
5. Step 5: Solve for x
   x = 101,106,805,715,344/4,679,402
6. Step 6: Final answer
   x = 21,606,779.18