Finding the Fourth Proportional to 139,895.82, 193,055.90 and 76,233.51

Step by Step Solution

1. Step 1: Write the proportion equation
   139,895.82 : 193,055.90 = 76,233.51 : x
2. Step 2: Convert to fraction form
   139,895.82/193,055.90 = 76,233.51/x
3. Step 3: Cross multiply
   139,895.82x = 193,055.90 × 76,233.51
4. Step 4: Simplify right side
   139,895.82x = 14,717,328,502.04
5. Step 5: Solve for x
   x = 14,717,328,502.04/139,895.82
6. Step 6: Final answer
   x = 105,202.06