Finding the Fourth Proportional to 86,870.88, 130,303.62 and 27,710.10

Step by Step Solution

1. Step 1: Write the proportion equation
   86,870.88 : 130,303.62 = 27,710.10 : x
2. Step 2: Convert to fraction form
   86,870.88/130,303.62 = 27,710.10/x
3. Step 3: Cross multiply
   86,870.88x = 130,303.62 × 27,710.10
4. Step 4: Simplify right side
   86,870.88x = 3,610,726,340.56
5. Step 5: Solve for x
   x = 3,610,726,340.56/86,870.88
6. Step 6: Final answer
   x = 41,564.29