Finding the Fourth Proportional to 139,500.34, 192,503.10 and 75,837.84

Step by Step Solution

1. Step 1: Write the proportion equation
   139,500.34 : 192,503.10 = 75,837.84 : x
2. Step 2: Convert to fraction form
   139,500.34/192,503.10 = 75,837.84/x
3. Step 3: Cross multiply
   139,500.34x = 192,503.10 × 75,837.84
4. Step 4: Simplify right side
   139,500.34x = 14,599,019,297.30
5. Step 5: Solve for x
   x = 14,599,019,297.30/139,500.34
6. Step 6: Final answer
   x = 104,652.21