Finding the Third Proportional to 72,347.50 and 113,152

Step by Step Solution

1. Step 1: Write the proportion equation
   72,347.50 : 113,152 = 113,152 : x
2. Step 2: Convert to fraction form
   72,347.50/113,152 = 113,152/x
3. Step 3: Cross multiply
   72,347.50x = 113,152 × 113,152
4. Step 4: Simplify right side
   72,347.50x = 12,803,375,104
5. Step 5: Solve for x
   x = 12,803,375,104/72,347.50
6. Step 6: Final answer
   x = 176,970.53