Finding the Third Proportional to 56,929.50 and 74,307.38

Step by Step Solution

1. Step 1: Write the proportion equation
   56,929.50 : 74,307.38 = 74,307.38 : x
2. Step 2: Convert to fraction form
   56,929.50/74,307.38 = 74,307.38/x
3. Step 3: Cross multiply
   56,929.50x = 74,307.38 × 74,307.38
4. Step 4: Simplify right side
   56,929.50x = 5,521,585,979.39
5. Step 5: Solve for x
   x = 5,521,585,979.39/56,929.50
6. Step 6: Final answer
   x = 96,989.89