Finding the Third Proportional to 141,484 and 308,240

Step by Step Solution

1. Step 1: Write the proportion equation
   141,484 : 308,240 = 308,240 : x
2. Step 2: Convert to fraction form
   141,484/308,240 = 308,240/x
3. Step 3: Cross multiply
   141,484x = 308,240 × 308,240
4. Step 4: Simplify right side
   141,484x = 95,011,897,600
5. Step 5: Solve for x
   x = 95,011,897,600/141,484
6. Step 6: Final answer
   x = 671,538.11