Finding the Third Proportional to 38,302.88 and 79,258.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,302.88 : 79,258.50 = 79,258.50 : x
2. Step 2: Convert to fraction form
   38,302.88/79,258.50 = 79,258.50/x
3. Step 3: Cross multiply
   38,302.88x = 79,258.50 × 79,258.50
4. Step 4: Simplify right side
   38,302.88x = 6,281,909,822.25
5. Step 5: Solve for x
   x = 6,281,909,822.25/38,302.88
6. Step 6: Final answer
   x = 164,006.22