Finding the Fourth Proportional to 152,661.72, 210,673.94 and 84,673.97

Step by Step Solution

1. Step 1: Write the proportion equation
   152,661.72 : 210,673.94 = 84,673.97 : x
2. Step 2: Convert to fraction form
   152,661.72/210,673.94 = 84,673.97/x
3. Step 3: Cross multiply
   152,661.72x = 210,673.94 × 84,673.97
4. Step 4: Simplify right side
   152,661.72x = 17,838,598,875.34
5. Step 5: Solve for x
   x = 17,838,598,875.34/152,661.72
6. Step 6: Final answer
   x = 116,850.50