Finding the Third Proportional to 49,355.58 and 74,477.60

Step by Step Solution

1. Step 1: Write the proportion equation
   49,355.58 : 74,477.60 = 74,477.60 : x
2. Step 2: Convert to fraction form
   49,355.58/74,477.60 = 74,477.60/x
3. Step 3: Cross multiply
   49,355.58x = 74,477.60 × 74,477.60
4. Step 4: Simplify right side
   49,355.58x = 5,546,913,134.50
5. Step 5: Solve for x
   x = 5,546,913,134.50/49,355.58
6. Step 6: Final answer
   x = 112,386.75