Finding the Fourth Proportional to 139,025.93, 208,568.06 and 60,151.37

Step by Step Solution

1. Step 1: Write the proportion equation
   139,025.93 : 208,568.06 = 60,151.37 : x
2. Step 2: Convert to fraction form
   139,025.93/208,568.06 = 60,151.37/x
3. Step 3: Cross multiply
   139,025.93x = 208,568.06 × 60,151.37
4. Step 4: Simplify right side
   139,025.93x = 12,545,654,246.49
5. Step 5: Solve for x
   x = 12,545,654,246.49/139,025.93
6. Step 6: Final answer
   x = 90,239.67