Finding the Third Proportional to 39,937.75 and 85,485.88

Step by Step Solution

1. Step 1: Write the proportion equation
   39,937.75 : 85,485.88 = 85,485.88 : x
2. Step 2: Convert to fraction form
   39,937.75/85,485.88 = 85,485.88/x
3. Step 3: Cross multiply
   39,937.75x = 85,485.88 × 85,485.88
4. Step 4: Simplify right side
   39,937.75x = 7,307,834,824.52
5. Step 5: Solve for x
   x = 7,307,834,824.52/39,937.75
6. Step 6: Final answer
   x = 182,980.63