Finding the Fourth Proportional to 114,981.94, 158,677.50 and 64,680.94

Step by Step Solution

1. Step 1: Write the proportion equation
   114,981.94 : 158,677.50 = 64,680.94 : x
2. Step 2: Convert to fraction form
   114,981.94/158,677.50 = 64,680.94/x
3. Step 3: Cross multiply
   114,981.94x = 158,677.50 × 64,680.94
4. Step 4: Simplify right side
   114,981.94x = 10,263,409,702.71
5. Step 5: Solve for x
   x = 10,263,409,702.71/114,981.94
6. Step 6: Final answer
   x = 89,261.06