Finding the Third Proportional to 53,474.25 and 74,764.88

Step by Step Solution

1. Step 1: Write the proportion equation
   53,474.25 : 74,764.88 = 74,764.88 : x
2. Step 2: Convert to fraction form
   53,474.25/74,764.88 = 74,764.88/x
3. Step 3: Cross multiply
   53,474.25x = 74,764.88 × 74,764.88
4. Step 4: Simplify right side
   53,474.25x = 5,589,786,533.77
5. Step 5: Solve for x
   x = 5,589,786,533.77/53,474.25
6. Step 6: Final answer
   x = 104,532.30