Finding the Third Proportional to 76,938 and 116,436.75

Step by Step Solution

1. Step 1: Write the proportion equation
   76,938 : 116,436.75 = 116,436.75 : x
2. Step 2: Convert to fraction form
   76,938/116,436.75 = 116,436.75/x
3. Step 3: Cross multiply
   76,938x = 116,436.75 × 116,436.75
4. Step 4: Simplify right side
   76,938x = 13,557,516,750.56
5. Step 5: Solve for x
   x = 13,557,516,750.56/76,938
6. Step 6: Final answer
   x = 176,213.53