Finding the Third Proportional to 93,912 and 221,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93,912 : 221,468.50 = 221,468.50 : x
2. Step 2: Convert to fraction form
   93,912/221,468.50 = 221,468.50/x
3. Step 3: Cross multiply
   93,912x = 221,468.50 × 221,468.50
4. Step 4: Simplify right side
   93,912x = 49,048,296,492.25
5. Step 5: Solve for x
   x = 49,048,296,492.25/93,912
6. Step 6: Final answer
   x = 522,279.33