Finding the Third Proportional to 3,913,862.18 and 5,972,023.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,913,862.18 : 5,972,023.89 = 5,972,023.89 : x
2. Step 2: Convert to fraction form
   3,913,862.18/5,972,023.89 = 5,972,023.89/x
3. Step 3: Cross multiply
   3,913,862.18x = 5,972,023.89 × 5,972,023.89
4. Step 4: Simplify right side
   3,913,862.18x = 35,665,069,286,047.87
5. Step 5: Solve for x
   x = 35,665,069,286,047.87/3,913,862.18
6. Step 6: Final answer
   x = 9,112,500.05