Finding the Third Proportional to 175,447 and 371,822.50

Step by Step Solution

1. Step 1: Write the proportion equation
   175,447 : 371,822.50 = 371,822.50 : x
2. Step 2: Convert to fraction form
   175,447/371,822.50 = 371,822.50/x
3. Step 3: Cross multiply
   175,447x = 371,822.50 × 371,822.50
4. Step 4: Simplify right side
   175,447x = 138,251,971,506.25
5. Step 5: Solve for x
   x = 138,251,971,506.25/175,447
6. Step 6: Final answer
   x = 787,998.49