Finding the Third Proportional to 58,487.06 and 81,489.94

Step by Step Solution

1. Step 1: Write the proportion equation
   58,487.06 : 81,489.94 = 81,489.94 : x
2. Step 2: Convert to fraction form
   58,487.06/81,489.94 = 81,489.94/x
3. Step 3: Cross multiply
   58,487.06x = 81,489.94 × 81,489.94
4. Step 4: Simplify right side
   58,487.06x = 6,640,609,913.75
5. Step 5: Solve for x
   x = 6,640,609,913.75/58,487.06
6. Step 6: Final answer
   x = 113,539.81