Finding the Fourth Proportional to 139,196.13, 192,091.17 and 75,533.94

Step by Step Solution

1. Step 1: Write the proportion equation
   139,196.13 : 192,091.17 = 75,533.94 : x
2. Step 2: Convert to fraction form
   139,196.13/192,091.17 = 75,533.94/x
3. Step 3: Cross multiply
   139,196.13x = 192,091.17 × 75,533.94
4. Step 4: Simplify right side
   139,196.13x = 14,509,402,909.31
5. Step 5: Solve for x
   x = 14,509,402,909.31/139,196.13
6. Step 6: Final answer
   x = 104,237.11