Finding the Fourth Proportional to 152,716.50, 210,748.47 and 84,743.82

Step by Step Solution

1. Step 1: Write the proportion equation
   152,716.50 : 210,748.47 = 84,743.82 : x
2. Step 2: Convert to fraction form
   152,716.50/210,748.47 = 84,743.82/x
3. Step 3: Cross multiply
   152,716.50x = 210,748.47 × 84,743.82
4. Step 4: Simplify right side
   152,716.50x = 17,859,630,406.96
5. Step 5: Solve for x
   x = 17,859,630,406.96/152,716.50
6. Step 6: Final answer
   x = 116,946.31