Finding the Third Proportional to 74,888 and 113,869.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,888 : 113,869.50 = 113,869.50 : x
2. Step 2: Convert to fraction form
   74,888/113,869.50 = 113,869.50/x
3. Step 3: Cross multiply
   74,888x = 113,869.50 × 113,869.50
4. Step 4: Simplify right side
   74,888x = 12,966,263,030.25
5. Step 5: Solve for x
   x = 12,966,263,030.25/74,888
6. Step 6: Final answer
   x = 173,142.07