Finding the Third Proportional to 88,632 and 194,490

Step by Step Solution

1. Step 1: Write the proportion equation
   88,632 : 194,490 = 194,490 : x
2. Step 2: Convert to fraction form
   88,632/194,490 = 194,490/x
3. Step 3: Cross multiply
   88,632x = 194,490 × 194,490
4. Step 4: Simplify right side
   88,632x = 37,826,360,100
5. Step 5: Solve for x
   x = 37,826,360,100/88,632
6. Step 6: Final answer
   x = 426,779.95