Finding the Third Proportional to 72,348.50 and 113,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,348.50 : 113,153.50 = 113,153.50 : x
2. Step 2: Convert to fraction form
   72,348.50/113,153.50 = 113,153.50/x
3. Step 3: Cross multiply
   72,348.50x = 113,153.50 × 113,153.50
4. Step 4: Simplify right side
   72,348.50x = 12,803,714,562.25
5. Step 5: Solve for x
   x = 12,803,714,562.25/72,348.50
6. Step 6: Final answer
   x = 176,972.77