Finding the Third Proportional to 116,415 and 178,005.94

Step by Step Solution

1. Step 1: Write the proportion equation
   116,415 : 178,005.94 = 178,005.94 : x
2. Step 2: Convert to fraction form
   116,415/178,005.94 = 178,005.94/x
3. Step 3: Cross multiply
   116,415x = 178,005.94 × 178,005.94
4. Step 4: Simplify right side
   116,415x = 31,686,113,785.25
5. Step 5: Solve for x
   x = 31,686,113,785.25/116,415
6. Step 6: Final answer
   x = 272,182.40