Finding the Third Proportional to 67,140 and 98,854

Step by Step Solution

1. Step 1: Write the proportion equation
   67,140 : 98,854 = 98,854 : x
2. Step 2: Convert to fraction form
   67,140/98,854 = 98,854/x
3. Step 3: Cross multiply
   67,140x = 98,854 × 98,854
4. Step 4: Simplify right side
   67,140x = 9,772,113,316
5. Step 5: Solve for x
   x = 9,772,113,316/67,140
6. Step 6: Final answer
   x = 145,548.31