Finding the Third Proportional to 53,433 and 83,066.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,433 : 83,066.25 = 83,066.25 : x
2. Step 2: Convert to fraction form
   53,433/83,066.25 = 83,066.25/x
3. Step 3: Cross multiply
   53,433x = 83,066.25 × 83,066.25
4. Step 4: Simplify right side
   53,433x = 6,900,001,889.06
5. Step 5: Solve for x
   x = 6,900,001,889.06/53,433
6. Step 6: Final answer
   x = 129,133.72