Finding the Third Proportional to 12,841,872 and 17,609,328

Step by Step Solution

1. Step 1: Write the proportion equation
   12,841,872 : 17,609,328 = 17,609,328 : x
2. Step 2: Convert to fraction form
   12,841,872/17,609,328 = 17,609,328/x
3. Step 3: Cross multiply
   12,841,872x = 17,609,328 × 17,609,328
4. Step 4: Simplify right side
   12,841,872x = 310,088,432,611,584
5. Step 5: Solve for x
   x = 310,088,432,611,584/12,841,872
6. Step 6: Final answer
   x = 24,146,669.01