Finding the Fourth Proportional to 118,966.79, 164,182.52 and 67,987.05

Step by Step Solution

1. Step 1: Write the proportion equation
   118,966.79 : 164,182.52 = 67,987.05 : x
2. Step 2: Convert to fraction form
   118,966.79/164,182.52 = 67,987.05/x
3. Step 3: Cross multiply
   118,966.79x = 164,182.52 × 67,987.05
4. Step 4: Simplify right side
   118,966.79x = 11,162,284,856.43
5. Step 5: Solve for x
   x = 11,162,284,856.43/118,966.79
6. Step 6: Final answer
   x = 93,826.90