Finding the Third Proportional to 19,372,257 and 42,523,074

Step by Step Solution

1. Step 1: Write the proportion equation
   19,372,257 : 42,523,074 = 42,523,074 : x
2. Step 2: Convert to fraction form
   19,372,257/42,523,074 = 42,523,074/x
3. Step 3: Cross multiply
   19,372,257x = 42,523,074 × 42,523,074
4. Step 4: Simplify right side
   19,372,257x = 1,808,211,822,409,476
5. Step 5: Solve for x
   x = 1,808,211,822,409,476/19,372,257
6. Step 6: Final answer
   x = 93,340,276.38