Finding the Fourth Proportional to 151,773.94, 209,448.30 and 83,791.02

Step by Step Solution

1. Step 1: Write the proportion equation
   151,773.94 : 209,448.30 = 83,791.02 : x
2. Step 2: Convert to fraction form
   151,773.94/209,448.30 = 83,791.02/x
3. Step 3: Cross multiply
   151,773.94x = 209,448.30 × 83,791.02
4. Step 4: Simplify right side
   151,773.94x = 17,549,886,694.27
5. Step 5: Solve for x
   x = 17,549,886,694.27/151,773.94
6. Step 6: Final answer
   x = 115,631.75