Finding the Fourth Proportional to 152,662.50, 210,674.34 and 84,677.22

Step by Step Solution

1. Step 1: Write the proportion equation
   152,662.50 : 210,674.34 = 84,677.22 : x
2. Step 2: Convert to fraction form
   152,662.50/210,674.34 = 84,677.22/x
3. Step 3: Cross multiply
   152,662.50x = 210,674.34 × 84,677.22
4. Step 4: Simplify right side
   152,662.50x = 17,839,317,436.53
5. Step 5: Solve for x
   x = 17,839,317,436.53/152,662.50
6. Step 6: Final answer
   x = 116,854.61