Finding the Third Proportional to 33,991.25 and 72,903.13

Step by Step Solution

1. Step 1: Write the proportion equation
   33,991.25 : 72,903.13 = 72,903.13 : x
2. Step 2: Convert to fraction form
   33,991.25/72,903.13 = 72,903.13/x
3. Step 3: Cross multiply
   33,991.25x = 72,903.13 × 72,903.13
4. Step 4: Simplify right side
   33,991.25x = 5,314,865,634.77
5. Step 5: Solve for x
   x = 5,314,865,634.77/33,991.25
6. Step 6: Final answer
   x = 156,359.82