Finding the Fourth Proportional to 139,499.84, 192,502.41 and 75,837.35

Step by Step Solution

1. Step 1: Write the proportion equation
   139,499.84 : 192,502.41 = 75,837.35 : x
2. Step 2: Convert to fraction form
   139,499.84/192,502.41 = 75,837.35/x
3. Step 3: Cross multiply
   139,499.84x = 192,502.41 × 75,837.35
4. Step 4: Simplify right side
   139,499.84x = 14,598,871,680.50
5. Step 5: Solve for x
   x = 14,598,871,680.50/139,499.84
6. Step 6: Final answer
   x = 104,651.53