Finding the Third Proportional to 58,459.50 and 83,601.75

Step by Step Solution

1. Step 1: Write the proportion equation
   58,459.50 : 83,601.75 = 83,601.75 : x
2. Step 2: Convert to fraction form
   58,459.50/83,601.75 = 83,601.75/x
3. Step 3: Cross multiply
   58,459.50x = 83,601.75 × 83,601.75
4. Step 4: Simplify right side
   58,459.50x = 6,989,252,603.06
5. Step 5: Solve for x
   x = 6,989,252,603.06/58,459.50
6. Step 6: Final answer
   x = 119,557.17