Finding the Third Proportional to 70,693.50 and 153,826.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,693.50 : 153,826.50 = 153,826.50 : x
2. Step 2: Convert to fraction form
   70,693.50/153,826.50 = 153,826.50/x
3. Step 3: Cross multiply
   70,693.50x = 153,826.50 × 153,826.50
4. Step 4: Simplify right side
   70,693.50x = 23,662,592,102.25
5. Step 5: Solve for x
   x = 23,662,592,102.25/70,693.50
6. Step 6: Final answer
   x = 334,720.90