Finding the Third Proportional to 25,402.50 and 59,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,402.50 : 59,971.50 = 59,971.50 : x
2. Step 2: Convert to fraction form
   25,402.50/59,971.50 = 59,971.50/x
3. Step 3: Cross multiply
   25,402.50x = 59,971.50 × 59,971.50
4. Step 4: Simplify right side
   25,402.50x = 3,596,580,812.25
5. Step 5: Solve for x
   x = 3,596,580,812.25/25,402.50
6. Step 6: Final answer
   x = 141,583.73