Finding the Third Proportional to 53,925.19 and 83,412.56

Step by Step Solution

1. Step 1: Write the proportion equation
   53,925.19 : 83,412.56 = 83,412.56 : x
2. Step 2: Convert to fraction form
   53,925.19/83,412.56 = 83,412.56/x
3. Step 3: Cross multiply
   53,925.19x = 83,412.56 × 83,412.56
4. Step 4: Simplify right side
   53,925.19x = 6,957,655,582.82
5. Step 5: Solve for x
   x = 6,957,655,582.82/53,925.19
6. Step 6: Final answer
   x = 129,024.23