Finding the Fourth Proportional to 59,903.04, 89,820.84 and 19,900.61

Step by Step Solution

1. Step 1: Write the proportion equation
   59,903.04 : 89,820.84 = 19,900.61 : x
2. Step 2: Convert to fraction form
   59,903.04/89,820.84 = 19,900.61/x
3. Step 3: Cross multiply
   59,903.04x = 89,820.84 × 19,900.61
4. Step 4: Simplify right side
   59,903.04x = 1,787,489,506.71
5. Step 5: Solve for x
   x = 1,787,489,506.71/59,903.04
6. Step 6: Final answer
   x = 29,839.71