Finding the Third Proportional to 64,798 and 101,429.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,798 : 101,429.50 = 101,429.50 : x
2. Step 2: Convert to fraction form
   64,798/101,429.50 = 101,429.50/x
3. Step 3: Cross multiply
   64,798x = 101,429.50 × 101,429.50
4. Step 4: Simplify right side
   64,798x = 10,287,943,470.25
5. Step 5: Solve for x
   x = 10,287,943,470.25/64,798
6. Step 6: Final answer
   x = 158,769.46