Finding the Third Proportional to 13,485,960 and 21,449,826

Step by Step Solution

1. Step 1: Write the proportion equation
   13,485,960 : 21,449,826 = 21,449,826 : x
2. Step 2: Convert to fraction form
   13,485,960/21,449,826 = 21,449,826/x
3. Step 3: Cross multiply
   13,485,960x = 21,449,826 × 21,449,826
4. Step 4: Simplify right side
   13,485,960x = 460,095,035,430,276
5. Step 5: Solve for x
   x = 460,095,035,430,276/13,485,960
6. Step 6: Final answer
   x = 34,116,594.99