Finding the Fourth Proportional to 139,810.56, 192,884.40 and 92,087.52

Step by Step Solution

1. Step 1: Write the proportion equation
   139,810.56 : 192,884.40 = 92,087.52 : x
2. Step 2: Convert to fraction form
   139,810.56/192,884.40 = 92,087.52/x
3. Step 3: Cross multiply
   139,810.56x = 192,884.40 × 92,087.52
4. Step 4: Simplify right side
   139,810.56x = 17,762,246,042.69
5. Step 5: Solve for x
   x = 17,762,246,042.69/139,810.56
6. Step 6: Final answer
   x = 127,045.10