Finding the Fourth Proportional to 207,390.72, 286,196.01 and 116,746.41

Step by Step Solution

1. Step 1: Write the proportion equation
   207,390.72 : 286,196.01 = 116,746.41 : x
2. Step 2: Convert to fraction form
   207,390.72/286,196.01 = 116,746.41/x
3. Step 3: Cross multiply
   207,390.72x = 286,196.01 × 116,746.41
4. Step 4: Simplify right side
   207,390.72x = 33,412,356,723.82
5. Step 5: Solve for x
   x = 33,412,356,723.82/207,390.72
6. Step 6: Final answer
   x = 161,108.25