Finding the Fourth Proportional to 152,570.59, 210,559.88 and 84,608.88

Step by Step Solution

1. Step 1: Write the proportion equation
   152,570.59 : 210,559.88 = 84,608.88 : x
2. Step 2: Convert to fraction form
   152,570.59/210,559.88 = 84,608.88/x
3. Step 3: Cross multiply
   152,570.59x = 210,559.88 × 84,608.88
4. Step 4: Simplify right side
   152,570.59x = 17,815,234,778.46
5. Step 5: Solve for x
   x = 17,815,234,778.46/152,570.59
6. Step 6: Final answer
   x = 116,767.17