Finding the Third Proportional to 58,075 and 86,884.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,075 : 86,884.50 = 86,884.50 : x
2. Step 2: Convert to fraction form
   58,075/86,884.50 = 86,884.50/x
3. Step 3: Cross multiply
   58,075x = 86,884.50 × 86,884.50
4. Step 4: Simplify right side
   58,075x = 7,548,916,340.25
5. Step 5: Solve for x
   x = 7,548,916,340.25/58,075
6. Step 6: Final answer
   x = 129,985.65