Finding the Fourth Proportional to 139,510.54, 192,523.60 and 75,848.34

Step by Step Solution

1. Step 1: Write the proportion equation
   139,510.54 : 192,523.60 = 75,848.34 : x
2. Step 2: Convert to fraction form
   139,510.54/192,523.60 = 75,848.34/x
3. Step 3: Cross multiply
   139,510.54x = 192,523.60 × 75,848.34
4. Step 4: Simplify right side
   139,510.54x = 14,602,595,470.82
5. Step 5: Solve for x
   x = 14,602,595,470.82/139,510.54
6. Step 6: Final answer
   x = 104,670.20