Finding the Third Proportional to 7,854,259.50 and 12,204,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,854,259.50 : 12,204,573.50 = 12,204,573.50 : x
2. Step 2: Convert to fraction form
   7,854,259.50/12,204,573.50 = 12,204,573.50/x
3. Step 3: Cross multiply
   7,854,259.50x = 12,204,573.50 × 12,204,573.50
4. Step 4: Simplify right side
   7,854,259.50x = 148,951,614,316,902.25
5. Step 5: Solve for x
   x = 148,951,614,316,902.25/7,854,259.50
6. Step 6: Final answer
   x = 18,964,437.62