Finding the Third Proportional to 13,166,739 and 28,158,655.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,166,739 : 28,158,655.50 = 28,158,655.50 : x
2. Step 2: Convert to fraction form
   13,166,739/28,158,655.50 = 28,158,655.50/x
3. Step 3: Cross multiply
   13,166,739x = 28,158,655.50 × 28,158,655.50
4. Step 4: Simplify right side
   13,166,739x = 792,909,879,567,680.25
5. Step 5: Solve for x
   x = 792,909,879,567,680.25/13,166,739
6. Step 6: Final answer
   x = 60,220,672.68