Finding the Fourth Proportional to 59,111.70, 88,675.65 and 19,664.70

Step by Step Solution

1. Step 1: Write the proportion equation
   59,111.70 : 88,675.65 = 19,664.70 : x
2. Step 2: Convert to fraction form
   59,111.70/88,675.65 = 19,664.70/x
3. Step 3: Cross multiply
   59,111.70x = 88,675.65 × 19,664.70
4. Step 4: Simplify right side
   59,111.70x = 1,743,780,054.56
5. Step 5: Solve for x
   x = 1,743,780,054.56/59,111.70
6. Step 6: Final answer
   x = 29,499.74