Finding the Third Proportional to 49,862.81 and 74,845.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,862.81 : 74,845.69 = 74,845.69 : x
2. Step 2: Convert to fraction form
   49,862.81/74,845.69 = 74,845.69/x
3. Step 3: Cross multiply
   49,862.81x = 74,845.69 × 74,845.69
4. Step 4: Simplify right side
   49,862.81x = 5,601,876,937.35
5. Step 5: Solve for x
   x = 5,601,876,937.35/49,862.81
6. Step 6: Final answer
   x = 112,345.79