Finding the Third Proportional to 34,239.75 and 73,312.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,239.75 : 73,312.50 = 73,312.50 : x
2. Step 2: Convert to fraction form
   34,239.75/73,312.50 = 73,312.50/x
3. Step 3: Cross multiply
   34,239.75x = 73,312.50 × 73,312.50
4. Step 4: Simplify right side
   34,239.75x = 5,374,722,656.25
5. Step 5: Solve for x
   x = 5,374,722,656.25/34,239.75
6. Step 6: Final answer
   x = 156,973.19