Finding the Fourth Proportional to 139,013.02, 191,838.06 and 75,350.82

Step by Step Solution

1. Step 1: Write the proportion equation
   139,013.02 : 191,838.06 = 75,350.82 : x
2. Step 2: Convert to fraction form
   139,013.02/191,838.06 = 75,350.82/x
3. Step 3: Cross multiply
   139,013.02x = 191,838.06 × 75,350.82
4. Step 4: Simplify right side
   139,013.02x = 14,455,154,751.46
5. Step 5: Solve for x
   x = 14,455,154,751.46/139,013.02
6. Step 6: Final answer
   x = 103,984.18