Finding the Third Proportional to 90,036 and 193,414.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,036 : 193,414.50 = 193,414.50 : x
2. Step 2: Convert to fraction form
   90,036/193,414.50 = 193,414.50/x
3. Step 3: Cross multiply
   90,036x = 193,414.50 × 193,414.50
4. Step 4: Simplify right side
   90,036x = 37,409,168,810.25
5. Step 5: Solve for x
   x = 37,409,168,810.25/90,036
6. Step 6: Final answer
   x = 415,491.23