Finding the Fourth Proportional to 109,648.65, 151,315.56 and 59,347.65

Step by Step Solution

1. Step 1: Write the proportion equation
   109,648.65 : 151,315.56 = 59,347.65 : x
2. Step 2: Convert to fraction form
   109,648.65/151,315.56 = 59,347.65/x
3. Step 3: Cross multiply
   109,648.65x = 151,315.56 × 59,347.65
4. Step 4: Simplify right side
   109,648.65x = 8,980,222,894.43
5. Step 5: Solve for x
   x = 8,980,222,894.43/109,648.65
6. Step 6: Final answer
   x = 81,899.99