Finding the Fourth Proportional to 151,366.50, 208,892.25 and 84,298.50

Step by Step Solution

1. Step 1: Write the proportion equation
   151,366.50 : 208,892.25 = 84,298.50 : x
2. Step 2: Convert to fraction form
   151,366.50/208,892.25 = 84,298.50/x
3. Step 3: Cross multiply
   151,366.50x = 208,892.25 × 84,298.50
4. Step 4: Simplify right side
   151,366.50x = 17,609,303,336.63
5. Step 5: Solve for x
   x = 17,609,303,336.63/151,366.50
6. Step 6: Final answer
   x = 116,335.54