Finding the Third Proportional to 45,292.31 and 98,388.38

Step by Step Solution

1. Step 1: Write the proportion equation
   45,292.31 : 98,388.38 = 98,388.38 : x
2. Step 2: Convert to fraction form
   45,292.31/98,388.38 = 98,388.38/x
3. Step 3: Cross multiply
   45,292.31x = 98,388.38 × 98,388.38
4. Step 4: Simplify right side
   45,292.31x = 9,680,272,335.14
5. Step 5: Solve for x
   x = 9,680,272,335.14/45,292.31
6. Step 6: Final answer
   x = 213,728.82