Finding the Third Proportional to 6,221,457 and 12,939,538.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,221,457 : 12,939,538.50 = 12,939,538.50 : x
2. Step 2: Convert to fraction form
   6,221,457/12,939,538.50 = 12,939,538.50/x
3. Step 3: Cross multiply
   6,221,457x = 12,939,538.50 × 12,939,538.50
4. Step 4: Simplify right side
   6,221,457x = 167,431,656,592,982.25
5. Step 5: Solve for x
   x = 167,431,656,592,982.25/6,221,457
6. Step 6: Final answer
   x = 26,911,968.79