Finding the Third Proportional to 13,309,392 and 19,875,384

Step by Step Solution

1. Step 1: Write the proportion equation
   13,309,392 : 19,875,384 = 19,875,384 : x
2. Step 2: Convert to fraction form
   13,309,392/19,875,384 = 19,875,384/x
3. Step 3: Cross multiply
   13,309,392x = 19,875,384 × 19,875,384
4. Step 4: Simplify right side
   13,309,392x = 395,030,889,147,456
5. Step 5: Solve for x
   x = 395,030,889,147,456/13,309,392
6. Step 6: Final answer
   x = 29,680,611.19