Finding the Third Proportional to 19,254,956 and 42,289,256

Step by Step Solution

1. Step 1: Write the proportion equation
   19,254,956 : 42,289,256 = 42,289,256 : x
2. Step 2: Convert to fraction form
   19,254,956/42,289,256 = 42,289,256/x
3. Step 3: Cross multiply
   19,254,956x = 42,289,256 × 42,289,256
4. Step 4: Simplify right side
   19,254,956x = 1,788,381,173,033,536
5. Step 5: Solve for x
   x = 1,788,381,173,033,536/19,254,956
6. Step 6: Final answer
   x = 92,879,005.96