Finding the Third Proportional to 45,291.56 and 98,386.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,291.56 : 98,386.88 = 98,386.88 : x
2. Step 2: Convert to fraction form
   45,291.56/98,386.88 = 98,386.88/x
3. Step 3: Cross multiply
   45,291.56x = 98,386.88 × 98,386.88
4. Step 4: Simplify right side
   45,291.56x = 9,679,977,172.27
5. Step 5: Solve for x
   x = 9,679,977,172.27/45,291.56
6. Step 6: Final answer
   x = 213,725.84