Finding the Fourth Proportional to 139,927.56, 193,100.04 and 76,265.34

Step by Step Solution

1. Step 1: Write the proportion equation
   139,927.56 : 193,100.04 = 76,265.34 : x
2. Step 2: Convert to fraction form
   139,927.56/193,100.04 = 76,265.34/x
3. Step 3: Cross multiply
   139,927.56x = 193,100.04 × 76,265.34
4. Step 4: Simplify right side
   139,927.56x = 14,726,840,204.61
5. Step 5: Solve for x
   x = 14,726,840,204.61/139,927.56
6. Step 6: Final answer
   x = 105,246.17