Finding the Third Proportional to 72,014,889 and 102,907,609.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,014,889 : 102,907,609.50 = 102,907,609.50 : x
2. Step 2: Convert to fraction form
   72,014,889/102,907,609.50 = 102,907,609.50/x
3. Step 3: Cross multiply
   72,014,889x = 102,907,609.50 × 102,907,609.50
4. Step 4: Simplify right side
   72,014,889x = 10,589,976,093,004,490
5. Step 5: Solve for x
   x = 10,589,976,093,004,490/72,014,889
6. Step 6: Final answer
   x = 147,052,592.04