Finding the Third Proportional to 134,735 and 293,390.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,735 : 293,390.50 = 293,390.50 : x
2. Step 2: Convert to fraction form
   134,735/293,390.50 = 293,390.50/x
3. Step 3: Cross multiply
   134,735x = 293,390.50 × 293,390.50
4. Step 4: Simplify right side
   134,735x = 86,077,985,490.25
5. Step 5: Solve for x
   x = 86,077,985,490.25/134,735
6. Step 6: Final answer
   x = 638,868.78