Finding the Third Proportional to 29,388 and 69,316.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,388 : 69,316.50 = 69,316.50 : x
2. Step 2: Convert to fraction form
   29,388/69,316.50 = 69,316.50/x
3. Step 3: Cross multiply
   29,388x = 69,316.50 × 69,316.50
4. Step 4: Simplify right side
   29,388x = 4,804,777,172.25
5. Step 5: Solve for x
   x = 4,804,777,172.25/29,388
6. Step 6: Final answer
   x = 163,494.53