Finding the Fourth Proportional to 207,002.56, 285,693.78 and 116,365.98

Step by Step Solution

1. Step 1: Write the proportion equation
   207,002.56 : 285,693.78 = 116,365.98 : x
2. Step 2: Convert to fraction form
   207,002.56/285,693.78 = 116,365.98/x
3. Step 3: Cross multiply
   207,002.56x = 285,693.78 × 116,365.98
4. Step 4: Simplify right side
   207,002.56x = 33,245,036,689.60
5. Step 5: Solve for x
   x = 33,245,036,689.60/207,002.56
6. Step 6: Final answer
   x = 160,602.06