Finding the Third Proportional to 35,388 and 70,776

Step by Step Solution

1. Step 1: Write the proportion equation
   35,388 : 70,776 = 70,776 : x
2. Step 2: Convert to fraction form
   35,388/70,776 = 70,776/x
3. Step 3: Cross multiply
   35,388x = 70,776 × 70,776
4. Step 4: Simplify right side
   35,388x = 5,009,242,176
5. Step 5: Solve for x
   x = 5,009,242,176/35,388
6. Step 6: Final answer
   x = 141,552