Finding the Fourth Proportional to 151,345.89, 208,858.77 and 83,363.15

Step by Step Solution

1. Step 1: Write the proportion equation
   151,345.89 : 208,858.77 = 83,363.15 : x
2. Step 2: Convert to fraction form
   151,345.89/208,858.77 = 83,363.15/x
3. Step 3: Cross multiply
   151,345.89x = 208,858.77 × 83,363.15
4. Step 4: Simplify right side
   151,345.89x = 17,411,125,494.47
5. Step 5: Solve for x
   x = 17,411,125,494.47/151,345.89
6. Step 6: Final answer
   x = 115,041.94