Finding the Fourth Proportional to 152,964.27, 211,089.31 and 84,981.38

Step by Step Solution

1. Step 1: Write the proportion equation
   152,964.27 : 211,089.31 = 84,981.38 : x
2. Step 2: Convert to fraction form
   152,964.27/211,089.31 = 84,981.38/x
3. Step 3: Cross multiply
   152,964.27x = 211,089.31 × 84,981.38
4. Step 4: Simplify right side
   152,964.27x = 17,938,659,599.15
5. Step 5: Solve for x
   x = 17,938,659,599.15/152,964.27
6. Step 6: Final answer
   x = 117,273.53