Finding the Third Proportional to 147,243 and 229,288.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,243 : 229,288.50 = 229,288.50 : x
2. Step 2: Convert to fraction form
   147,243/229,288.50 = 229,288.50/x
3. Step 3: Cross multiply
   147,243x = 229,288.50 × 229,288.50
4. Step 4: Simplify right side
   147,243x = 52,573,216,232.25
5. Step 5: Solve for x
   x = 52,573,216,232.25/147,243
6. Step 6: Final answer
   x = 357,050.70