Finding the Third Proportional to 52,864.13 and 123,354

Step by Step Solution

1. Step 1: Write the proportion equation
   52,864.13 : 123,354 = 123,354 : x
2. Step 2: Convert to fraction form
   52,864.13/123,354 = 123,354/x
3. Step 3: Cross multiply
   52,864.13x = 123,354 × 123,354
4. Step 4: Simplify right side
   52,864.13x = 15,216,209,316
5. Step 5: Solve for x
   x = 15,216,209,316/52,864.13
6. Step 6: Final answer
   x = 287,836.21