Finding the Fourth Proportional to 279,065.82, 418,710.69 and 101,585.10

Step by Step Solution

1. Step 1: Write the proportion equation
   279,065.82 : 418,710.69 = 101,585.10 : x
2. Step 2: Convert to fraction form
   279,065.82/418,710.69 = 101,585.10/x
3. Step 3: Cross multiply
   279,065.82x = 418,710.69 × 101,585.10
4. Step 4: Simplify right side
   279,065.82x = 42,534,767,314.72
5. Step 5: Solve for x
   x = 42,534,767,314.72/279,065.82
6. Step 6: Final answer
   x = 152,418.41