Finding the Third Proportional to 147,924 and 323,988.75

Step by Step Solution

1. Step 1: Write the proportion equation
   147,924 : 323,988.75 = 323,988.75 : x
2. Step 2: Convert to fraction form
   147,924/323,988.75 = 323,988.75/x
3. Step 3: Cross multiply
   147,924x = 323,988.75 × 323,988.75
4. Step 4: Simplify right side
   147,924x = 104,968,710,126.56
5. Step 5: Solve for x
   x = 104,968,710,126.56/147,924
6. Step 6: Final answer
   x = 709,612.44