Finding the Third Proportional to 13,863,031 and 30,913,602

Step by Step Solution

1. Step 1: Write the proportion equation
   13,863,031 : 30,913,602 = 30,913,602 : x
2. Step 2: Convert to fraction form
   13,863,031/30,913,602 = 30,913,602/x
3. Step 3: Cross multiply
   13,863,031x = 30,913,602 × 30,913,602
4. Step 4: Simplify right side
   13,863,031x = 955,650,788,614,404
5. Step 5: Solve for x
   x = 955,650,788,614,404/13,863,031
6. Step 6: Final answer
   x = 68,935,198.13