Finding the Third Proportional to 5,159,817 and 12,049,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,159,817 : 12,049,042.50 = 12,049,042.50 : x
2. Step 2: Convert to fraction form
   5,159,817/12,049,042.50 = 12,049,042.50/x
3. Step 3: Cross multiply
   5,159,817x = 12,049,042.50 × 12,049,042.50
4. Step 4: Simplify right side
   5,159,817x = 145,179,425,166,806.25
5. Step 5: Solve for x
   x = 145,179,425,166,806.25/5,159,817
6. Step 6: Final answer
   x = 28,136,545.38