Finding the Third Proportional to 45,985.50 and 69,248.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,985.50 : 69,248.25 = 69,248.25 : x
2. Step 2: Convert to fraction form
   45,985.50/69,248.25 = 69,248.25/x
3. Step 3: Cross multiply
   45,985.50x = 69,248.25 × 69,248.25
4. Step 4: Simplify right side
   45,985.50x = 4,795,320,128.06
5. Step 5: Solve for x
   x = 4,795,320,128.06/45,985.50
6. Step 6: Final answer
   x = 104,278.96