Finding the Fourth Proportional to 151,025.42, 208,420.43 and 83,047.56

Step by Step Solution

1. Step 1: Write the proportion equation
   151,025.42 : 208,420.43 = 83,047.56 : x
2. Step 2: Convert to fraction form
   151,025.42/208,420.43 = 83,047.56/x
3. Step 3: Cross multiply
   151,025.42x = 208,420.43 × 83,047.56
4. Step 4: Simplify right side
   151,025.42x = 17,308,807,750.41
5. Step 5: Solve for x
   x = 17,308,807,750.41/151,025.42
6. Step 6: Final answer
   x = 114,608.58