Finding the Fourth Proportional to 151,654, 209,282.52 and 84,586

Step by Step Solution

1. Step 1: Write the proportion equation
   151,654 : 209,282.52 = 84,586 : x
2. Step 2: Convert to fraction form
   151,654/209,282.52 = 84,586/x
3. Step 3: Cross multiply
   151,654x = 209,282.52 × 84,586
4. Step 4: Simplify right side
   151,654x = 17,702,371,236.72
5. Step 5: Solve for x
   x = 17,702,371,236.72/151,654
6. Step 6: Final answer
   x = 116,728.68