Finding the Third Proportional to 34,141.50 and 69,973.88

Step by Step Solution

1. Step 1: Write the proportion equation
   34,141.50 : 69,973.88 = 69,973.88 : x
2. Step 2: Convert to fraction form
   34,141.50/69,973.88 = 69,973.88/x
3. Step 3: Cross multiply
   34,141.50x = 69,973.88 × 69,973.88
4. Step 4: Simplify right side
   34,141.50x = 4,896,343,182.52
5. Step 5: Solve for x
   x = 4,896,343,182.52/34,141.50
6. Step 6: Final answer
   x = 143,413.24