Finding the Third Proportional to 13,309,224 and 19,875,132

Step by Step Solution

1. Step 1: Write the proportion equation
   13,309,224 : 19,875,132 = 19,875,132 : x
2. Step 2: Convert to fraction form
   13,309,224/19,875,132 = 19,875,132/x
3. Step 3: Cross multiply
   13,309,224x = 19,875,132 × 19,875,132
4. Step 4: Simplify right side
   13,309,224x = 395,020,872,017,424
5. Step 5: Solve for x
   x = 395,020,872,017,424/13,309,224
6. Step 6: Final answer
   x = 29,680,233.20