Finding the Third Proportional to 145,988 and 314,076

Step by Step Solution

1. Step 1: Write the proportion equation
   145,988 : 314,076 = 314,076 : x
2. Step 2: Convert to fraction form
   145,988/314,076 = 314,076/x
3. Step 3: Cross multiply
   145,988x = 314,076 × 314,076
4. Step 4: Simplify right side
   145,988x = 98,643,733,776
5. Step 5: Solve for x
   x = 98,643,733,776/145,988
6. Step 6: Final answer
   x = 675,697.55