Finding the Third Proportional to 19,762,430 and 42,823,279

Step by Step Solution

1. Step 1: Write the proportion equation
   19,762,430 : 42,823,279 = 42,823,279 : x
2. Step 2: Convert to fraction form
   19,762,430/42,823,279 = 42,823,279/x
3. Step 3: Cross multiply
   19,762,430x = 42,823,279 × 42,823,279
4. Step 4: Simplify right side
   19,762,430x = 1,833,833,224,311,841
5. Step 5: Solve for x
   x = 1,833,833,224,311,841/19,762,430
6. Step 6: Final answer
   x = 92,793,913.72