Finding the Third Proportional to 2,155,602.38 and 2,997,160.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,602.38 : 2,997,160.31 = 2,997,160.31 : x
2. Step 2: Convert to fraction form
   2,155,602.38/2,997,160.31 = 2,997,160.31/x
3. Step 3: Cross multiply
   2,155,602.38x = 2,997,160.31 × 2,997,160.31
4. Step 4: Simplify right side
   2,155,602.38x = 8,982,969,938,825.10
5. Step 5: Solve for x
   x = 8,982,969,938,825.10/2,155,602.38
6. Step 6: Final answer
   x = 4,167,266.67