Finding the Third Proportional to 11,970,410 and 18,573,150

Step by Step Solution

1. Step 1: Write the proportion equation
   11,970,410 : 18,573,150 = 18,573,150 : x
2. Step 2: Convert to fraction form
   11,970,410/18,573,150 = 18,573,150/x
3. Step 3: Cross multiply
   11,970,410x = 18,573,150 × 18,573,150
4. Step 4: Simplify right side
   11,970,410x = 344,961,900,922,500
5. Step 5: Solve for x
   x = 344,961,900,922,500/11,970,410
6. Step 6: Final answer
   x = 28,817,885.18