Finding the Fourth Proportional to 59,411.56, 89,130.56 and 19,967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,411.56 : 89,130.56 = 19,967.50 : x
2. Step 2: Convert to fraction form
   59,411.56/89,130.56 = 19,967.50/x
3. Step 3: Cross multiply
   59,411.56x = 89,130.56 × 19,967.50
4. Step 4: Simplify right side
   59,411.56x = 1,779,714,456.80
5. Step 5: Solve for x
   x = 1,779,714,456.80/59,411.56
6. Step 6: Final answer
   x = 29,955.69