Finding the Fourth Proportional to 151,566.30, 209,162.52 and 83,585.70

Step by Step Solution

1. Step 1: Write the proportion equation
   151,566.30 : 209,162.52 = 83,585.70 : x
2. Step 2: Convert to fraction form
   151,566.30/209,162.52 = 83,585.70/x
3. Step 3: Cross multiply
   151,566.30x = 209,162.52 × 83,585.70
4. Step 4: Simplify right side
   151,566.30x = 17,482,995,647.96
5. Step 5: Solve for x
   x = 17,482,995,647.96/151,566.30
6. Step 6: Final answer
   x = 115,348.83