Finding the Fourth Proportional to 151,117.15, 208,533.42 and 83,123.15

Step by Step Solution

1. Step 1: Write the proportion equation
   151,117.15 : 208,533.42 = 83,123.15 : x
2. Step 2: Convert to fraction form
   151,117.15/208,533.42 = 83,123.15/x
3. Step 3: Cross multiply
   151,117.15x = 208,533.42 × 83,123.15
4. Step 4: Simplify right side
   151,117.15x = 17,333,953,708.01
5. Step 5: Solve for x
   x = 17,333,953,708.01/151,117.15
6. Step 6: Final answer
   x = 114,705.41