Finding the Third Proportional to 13,459,128 and 29,189,856

Step by Step Solution

1. Step 1: Write the proportion equation
   13,459,128 : 29,189,856 = 29,189,856 : x
2. Step 2: Convert to fraction form
   13,459,128/29,189,856 = 29,189,856/x
3. Step 3: Cross multiply
   13,459,128x = 29,189,856 × 29,189,856
4. Step 4: Simplify right side
   13,459,128x = 852,047,693,300,736
5. Step 5: Solve for x
   x = 852,047,693,300,736/13,459,128
6. Step 6: Final answer
   x = 63,306,307.31