Finding the Third Proportional to 74,622.52 and 105,488.58

Step by Step Solution

1. Step 1: Write the proportion equation
   74,622.52 : 105,488.58 = 105,488.58 : x
2. Step 2: Convert to fraction form
   74,622.52/105,488.58 = 105,488.58/x
3. Step 3: Cross multiply
   74,622.52x = 105,488.58 × 105,488.58
4. Step 4: Simplify right side
   74,622.52x = 11,127,840,114.83
5. Step 5: Solve for x
   x = 11,127,840,114.83/74,622.52
6. Step 6: Final answer
   x = 149,121.75