Finding the Third Proportional to 35,948 and 78,170.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,948 : 78,170.50 = 78,170.50 : x
2. Step 2: Convert to fraction form
   35,948/78,170.50 = 78,170.50/x
3. Step 3: Cross multiply
   35,948x = 78,170.50 × 78,170.50
4. Step 4: Simplify right side
   35,948x = 6,110,627,070.25
5. Step 5: Solve for x
   x = 6,110,627,070.25/35,948
6. Step 6: Final answer
   x = 169,985.17