Finding the Third Proportional to 137,480 and 301,528

Step by Step Solution

1. Step 1: Write the proportion equation
   137,480 : 301,528 = 301,528 : x
2. Step 2: Convert to fraction form
   137,480/301,528 = 301,528/x
3. Step 3: Cross multiply
   137,480x = 301,528 × 301,528
4. Step 4: Simplify right side
   137,480x = 90,919,134,784
5. Step 5: Solve for x
   x = 90,919,134,784/137,480
6. Step 6: Final answer
   x = 661,326.26