Finding the Fourth Proportional to 118,199.32, 163,111.32 and 67,217.59

Step by Step Solution

1. Step 1: Write the proportion equation
   118,199.32 : 163,111.32 = 67,217.59 : x
2. Step 2: Convert to fraction form
   118,199.32/163,111.32 = 67,217.59/x
3. Step 3: Cross multiply
   118,199.32x = 163,111.32 × 67,217.59
4. Step 4: Simplify right side
   118,199.32x = 10,963,949,832.12
5. Step 5: Solve for x
   x = 10,963,949,832.12/118,199.32
6. Step 6: Final answer
   x = 92,758.15