Finding the Third Proportional to 57,643.50 and 118,158

Step by Step Solution

1. Step 1: Write the proportion equation
   57,643.50 : 118,158 = 118,158 : x
2. Step 2: Convert to fraction form
   57,643.50/118,158 = 118,158/x
3. Step 3: Cross multiply
   57,643.50x = 118,158 × 118,158
4. Step 4: Simplify right side
   57,643.50x = 13,961,312,964
5. Step 5: Solve for x
   x = 13,961,312,964/57,643.50
6. Step 6: Final answer
   x = 242,200.99