Finding the Third Proportional to 221,376 and 341,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   221,376 : 341,875.50 = 341,875.50 : x
2. Step 2: Convert to fraction form
   221,376/341,875.50 = 341,875.50/x
3. Step 3: Cross multiply
   221,376x = 341,875.50 × 341,875.50
4. Step 4: Simplify right side
   221,376x = 116,878,857,500.25
5. Step 5: Solve for x
   x = 116,878,857,500.25/221,376
6. Step 6: Final answer
   x = 527,965.35