Finding the Fourth Proportional to 148,259.46, 204,582.78 and 84,585

Step by Step Solution

1. Step 1: Write the proportion equation
   148,259.46 : 204,582.78 = 84,585 : x
2. Step 2: Convert to fraction form
   148,259.46/204,582.78 = 84,585/x
3. Step 3: Cross multiply
   148,259.46x = 204,582.78 × 84,585
4. Step 4: Simplify right side
   148,259.46x = 17,304,634,446.30
5. Step 5: Solve for x
   x = 17,304,634,446.30/148,259.46
6. Step 6: Final answer
   x = 116,718.59