Finding the Third Proportional to 53,187.75 and 81,194.06

Step by Step Solution

1. Step 1: Write the proportion equation
   53,187.75 : 81,194.06 = 81,194.06 : x
2. Step 2: Convert to fraction form
   53,187.75/81,194.06 = 81,194.06/x
3. Step 3: Cross multiply
   53,187.75x = 81,194.06 × 81,194.06
4. Step 4: Simplify right side
   53,187.75x = 6,592,475,785.25
5. Step 5: Solve for x
   x = 6,592,475,785.25/53,187.75
6. Step 6: Final answer
   x = 123,947.26