Finding the Fourth Proportional to 152,851.34, 210,935.69 and 84,867.34

Step by Step Solution

1. Step 1: Write the proportion equation
   152,851.34 : 210,935.69 = 84,867.34 : x
2. Step 2: Convert to fraction form
   152,851.34/210,935.69 = 84,867.34/x
3. Step 3: Cross multiply
   152,851.34x = 210,935.69 × 84,867.34
4. Step 4: Simplify right side
   152,851.34x = 17,901,550,921.36
5. Step 5: Solve for x
   x = 17,901,550,921.36/152,851.34
6. Step 6: Final answer
   x = 117,117.40