Finding the Third Proportional to 88,273.55 and 191,491.59

Step by Step Solution

1. Step 1: Write the proportion equation
   88,273.55 : 191,491.59 = 191,491.59 : x
2. Step 2: Convert to fraction form
   88,273.55/191,491.59 = 191,491.59/x
3. Step 3: Cross multiply
   88,273.55x = 191,491.59 × 191,491.59
4. Step 4: Simplify right side
   88,273.55x = 36,669,030,476.92
5. Step 5: Solve for x
   x = 36,669,030,476.92/88,273.55
6. Step 6: Final answer
   x = 415,402.26