Finding the Fourth Proportional to 114,498.36, 158,003.46 and 64,194.12

Step by Step Solution

1. Step 1: Write the proportion equation
   114,498.36 : 158,003.46 = 64,194.12 : x
2. Step 2: Convert to fraction form
   114,498.36/158,003.46 = 64,194.12/x
3. Step 3: Cross multiply
   114,498.36x = 158,003.46 × 64,194.12
4. Step 4: Simplify right side
   114,498.36x = 10,142,893,071.66
5. Step 5: Solve for x
   x = 10,142,893,071.66/114,498.36
6. Step 6: Final answer
   x = 88,585.49