Finding the Third Proportional to 12,293,820 and 18,042,156

Step by Step Solution

1. Step 1: Write the proportion equation
   12,293,820 : 18,042,156 = 18,042,156 : x
2. Step 2: Convert to fraction form
   12,293,820/18,042,156 = 18,042,156/x
3. Step 3: Cross multiply
   12,293,820x = 18,042,156 × 18,042,156
4. Step 4: Simplify right side
   12,293,820x = 325,519,393,128,336
5. Step 5: Solve for x
   x = 325,519,393,128,336/12,293,820
6. Step 6: Final answer
   x = 26,478,295.04