Finding the Third Proportional to 33,989.06 and 72,900.56

Step by Step Solution

1. Step 1: Write the proportion equation
   33,989.06 : 72,900.56 = 72,900.56 : x
2. Step 2: Convert to fraction form
   33,989.06/72,900.56 = 72,900.56/x
3. Step 3: Cross multiply
   33,989.06x = 72,900.56 × 72,900.56
4. Step 4: Simplify right side
   33,989.06x = 5,314,492,012.82
5. Step 5: Solve for x
   x = 5,314,492,012.82/33,989.06
6. Step 6: Final answer
   x = 156,358.89