Finding the Fourth Proportional to 147,788.65, 221,687.76 and 57,827.82

Step by Step Solution

1. Step 1: Write the proportion equation
   147,788.65 : 221,687.76 = 57,827.82 : x
2. Step 2: Convert to fraction form
   147,788.65/221,687.76 = 57,827.82/x
3. Step 3: Cross multiply
   147,788.65x = 221,687.76 × 57,827.82
4. Step 4: Simplify right side
   147,788.65x = 12,819,719,881.48
5. Step 5: Solve for x
   x = 12,819,719,881.48/147,788.65
6. Step 6: Final answer
   x = 86,743.61