Finding the Third Proportional to 11,861,412 and 25,897,818

Step by Step Solution

1. Step 1: Write the proportion equation
   11,861,412 : 25,897,818 = 25,897,818 : x
2. Step 2: Convert to fraction form
   11,861,412/25,897,818 = 25,897,818/x
3. Step 3: Cross multiply
   11,861,412x = 25,897,818 × 25,897,818
4. Step 4: Simplify right side
   11,861,412x = 670,696,977,161,124
5. Step 5: Solve for x
   x = 670,696,977,161,124/11,861,412
6. Step 6: Final answer
   x = 56,544,446.58