Finding the Third Proportional to 42,316.50 and 100,255.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,316.50 : 100,255.50 = 100,255.50 : x
2. Step 2: Convert to fraction form
   42,316.50/100,255.50 = 100,255.50/x
3. Step 3: Cross multiply
   42,316.50x = 100,255.50 × 100,255.50
4. Step 4: Simplify right side
   42,316.50x = 10,051,165,280.25
5. Step 5: Solve for x
   x = 10,051,165,280.25/42,316.50
6. Step 6: Final answer
   x = 237,523.55