Finding the Third Proportional to 58,815.49 and 91,200.94

Step by Step Solution

1. Step 1: Write the proportion equation
   58,815.49 : 91,200.94 = 91,200.94 : x
2. Step 2: Convert to fraction form
   58,815.49/91,200.94 = 91,200.94/x
3. Step 3: Cross multiply
   58,815.49x = 91,200.94 × 91,200.94
4. Step 4: Simplify right side
   58,815.49x = 8,317,611,000.88
5. Step 5: Solve for x
   x = 8,317,611,000.88/58,815.49
6. Step 6: Final answer
   x = 141,418.71