Finding the Third Proportional to 25,866 and 58,428

Step by Step Solution

1. Step 1: Write the proportion equation
   25,866 : 58,428 = 58,428 : x
2. Step 2: Convert to fraction form
   25,866/58,428 = 58,428/x
3. Step 3: Cross multiply
   25,866x = 58,428 × 58,428
4. Step 4: Simplify right side
   25,866x = 3,413,831,184
5. Step 5: Solve for x
   x = 3,413,831,184/25,866
6. Step 6: Final answer
   x = 131,981.41