Finding the Fourth Proportional to 151,039.69, 208,430.35 and 83,056.59

Step by Step Solution

1. Step 1: Write the proportion equation
   151,039.69 : 208,430.35 = 83,056.59 : x
2. Step 2: Convert to fraction form
   151,039.69/208,430.35 = 83,056.59/x
3. Step 3: Cross multiply
   151,039.69x = 208,430.35 × 83,056.59
4. Step 4: Simplify right side
   151,039.69x = 17,311,513,915.87
5. Step 5: Solve for x
   x = 17,311,513,915.87/151,039.69
6. Step 6: Final answer
   x = 114,615.66