Finding the Third Proportional to 6,638,008.50 and 10,018,069.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,638,008.50 : 10,018,069.50 = 10,018,069.50 : x
2. Step 2: Convert to fraction form
   6,638,008.50/10,018,069.50 = 10,018,069.50/x
3. Step 3: Cross multiply
   6,638,008.50x = 10,018,069.50 × 10,018,069.50
4. Step 4: Simplify right side
   6,638,008.50x = 100,361,716,506,830.25
5. Step 5: Solve for x
   x = 100,361,716,506,830.25/6,638,008.50
6. Step 6: Final answer
   x = 15,119,250.98