Finding the Third Proportional to 5,520,739.50 and 12,064,990.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,520,739.50 : 12,064,990.50 = 12,064,990.50 : x
2. Step 2: Convert to fraction form
   5,520,739.50/12,064,990.50 = 12,064,990.50/x
3. Step 3: Cross multiply
   5,520,739.50x = 12,064,990.50 × 12,064,990.50
4. Step 4: Simplify right side
   5,520,739.50x = 145,563,995,765,090.25
5. Step 5: Solve for x
   x = 145,563,995,765,090.25/5,520,739.50
6. Step 6: Final answer
   x = 26,366,756.80