Finding the Fourth Proportional to 152,282.56, 210,146.88 and 84,299.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,282.56 : 210,146.88 = 84,299.50 : x
2. Step 2: Convert to fraction form
   152,282.56/210,146.88 = 84,299.50/x
3. Step 3: Cross multiply
   152,282.56x = 210,146.88 × 84,299.50
4. Step 4: Simplify right side
   152,282.56x = 17,715,276,910.56
5. Step 5: Solve for x
   x = 17,715,276,910.56/152,282.56
6. Step 6: Final answer
   x = 116,331.62