Finding the Fourth Proportional to 116,196.48, 173,966.32 and 73,972

Step by Step Solution

1. Step 1: Write the proportion equation
   116,196.48 : 173,966.32 = 73,972 : x
2. Step 2: Convert to fraction form
   116,196.48/173,966.32 = 73,972/x
3. Step 3: Cross multiply
   116,196.48x = 173,966.32 × 73,972
4. Step 4: Simplify right side
   116,196.48x = 12,868,636,623.04
5. Step 5: Solve for x
   x = 12,868,636,623.04/116,196.48
6. Step 6: Final answer
   x = 110,748.94