Finding the Third Proportional to 7,953,172.50 and 12,160,866

Step by Step Solution

1. Step 1: Write the proportion equation
   7,953,172.50 : 12,160,866 = 12,160,866 : x
2. Step 2: Convert to fraction form
   7,953,172.50/12,160,866 = 12,160,866/x
3. Step 3: Cross multiply
   7,953,172.50x = 12,160,866 × 12,160,866
4. Step 4: Simplify right side
   7,953,172.50x = 147,886,661,869,956
5. Step 5: Solve for x
   x = 147,886,661,869,956/7,953,172.50
6. Step 6: Final answer
   x = 18,594,675.50