Finding the Fourth Proportional to 113,521.98, 156,641.58 and 68,809.98

Step by Step Solution

1. Step 1: Write the proportion equation
   113,521.98 : 156,641.58 = 68,809.98 : x
2. Step 2: Convert to fraction form
   113,521.98/156,641.58 = 68,809.98/x
3. Step 3: Cross multiply
   113,521.98x = 156,641.58 × 68,809.98
4. Step 4: Simplify right side
   113,521.98x = 10,778,503,986.97
5. Step 5: Solve for x
   x = 10,778,503,986.97/113,521.98
6. Step 6: Final answer
   x = 94,946.41