Finding the Third Proportional to 364,398.75 and 752,139

Step by Step Solution

1. Step 1: Write the proportion equation
   364,398.75 : 752,139 = 752,139 : x
2. Step 2: Convert to fraction form
   364,398.75/752,139 = 752,139/x
3. Step 3: Cross multiply
   364,398.75x = 752,139 × 752,139
4. Step 4: Simplify right side
   364,398.75x = 565,713,075,321
5. Step 5: Solve for x
   x = 565,713,075,321/364,398.75
6. Step 6: Final answer
   x = 1,552,456.14