Finding the Fourth Proportional to 152,264.56, 210,119.83 and 84,284.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,264.56 : 210,119.83 = 84,284.50 : x
2. Step 2: Convert to fraction form
   152,264.56/210,119.83 = 84,284.50/x
3. Step 3: Cross multiply
   152,264.56x = 210,119.83 × 84,284.50
4. Step 4: Simplify right side
   152,264.56x = 17,709,844,811.64
5. Step 5: Solve for x
   x = 17,709,844,811.64/152,264.56
6. Step 6: Final answer
   x = 116,309.70