Finding the Third Proportional to 45,885 and 61,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,885 : 61,915.50 = 61,915.50 : x
2. Step 2: Convert to fraction form
   45,885/61,915.50 = 61,915.50/x
3. Step 3: Cross multiply
   45,885x = 61,915.50 × 61,915.50
4. Step 4: Simplify right side
   45,885x = 3,833,529,140.25
5. Step 5: Solve for x
   x = 3,833,529,140.25/45,885
6. Step 6: Final answer
   x = 83,546.46