Finding the Fourth Proportional to 152,595.47, 210,580.71 and 84,612.42

Step by Step Solution

1. Step 1: Write the proportion equation
   152,595.47 : 210,580.71 = 84,612.42 : x
2. Step 2: Convert to fraction form
   152,595.47/210,580.71 = 84,612.42/x
3. Step 3: Cross multiply
   152,595.47x = 210,580.71 × 84,612.42
4. Step 4: Simplify right side
   152,595.47x = 17,817,743,478.42
5. Step 5: Solve for x
   x = 17,817,743,478.42/152,595.47
6. Step 6: Final answer
   x = 116,764.56