Finding the Third Proportional to 157,362 and 336,811.50

Step by Step Solution

1. Step 1: Write the proportion equation
   157,362 : 336,811.50 = 336,811.50 : x
2. Step 2: Convert to fraction form
   157,362/336,811.50 = 336,811.50/x
3. Step 3: Cross multiply
   157,362x = 336,811.50 × 336,811.50
4. Step 4: Simplify right side
   157,362x = 113,441,986,532.25
5. Step 5: Solve for x
   x = 113,441,986,532.25/157,362
6. Step 6: Final answer
   x = 720,898.23