Finding the Third Proportional to 242,472 and 526,913.50

Step by Step Solution

1. Step 1: Write the proportion equation
   242,472 : 526,913.50 = 526,913.50 : x
2. Step 2: Convert to fraction form
   242,472/526,913.50 = 526,913.50/x
3. Step 3: Cross multiply
   242,472x = 526,913.50 × 526,913.50
4. Step 4: Simplify right side
   242,472x = 277,637,836,482.25
5. Step 5: Solve for x
   x = 277,637,836,482.25/242,472
6. Step 6: Final answer
   x = 1,145,030.50