Finding the Third Proportional to 74,786,424 and 111,880,680

Step by Step Solution

1. Step 1: Write the proportion equation
   74,786,424 : 111,880,680 = 111,880,680 : x
2. Step 2: Convert to fraction form
   74,786,424/111,880,680 = 111,880,680/x
3. Step 3: Cross multiply
   74,786,424x = 111,880,680 × 111,880,680
4. Step 4: Simplify right side
   74,786,424x = 12,517,286,557,262,400
5. Step 5: Solve for x
   x = 12,517,286,557,262,400/74,786,424
6. Step 6: Final answer
   x = 167,373,781.07