Finding the Third Proportional to 34,429.25 and 72,992.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,429.25 : 72,992.50 = 72,992.50 : x
2. Step 2: Convert to fraction form
   34,429.25/72,992.50 = 72,992.50/x
3. Step 3: Cross multiply
   34,429.25x = 72,992.50 × 72,992.50
4. Step 4: Simplify right side
   34,429.25x = 5,327,905,056.25
5. Step 5: Solve for x
   x = 5,327,905,056.25/34,429.25
6. Step 6: Final answer
   x = 154,749.38