Finding the Third Proportional to 2,156,072.50 and 4,375,501

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,072.50 : 4,375,501 = 4,375,501 : x
2. Step 2: Convert to fraction form
   2,156,072.50/4,375,501 = 4,375,501/x
3. Step 3: Cross multiply
   2,156,072.50x = 4,375,501 × 4,375,501
4. Step 4: Simplify right side
   2,156,072.50x = 19,145,009,001,001
5. Step 5: Solve for x
   x = 19,145,009,001,001/2,156,072.50
6. Step 6: Final answer
   x = 8,879,575.71