Finding the Fourth Proportional to 19,870.86, 29,810.61 and 6,019.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,870.86 : 29,810.61 = 6,019.50 : x
2. Step 2: Convert to fraction form
   19,870.86/29,810.61 = 6,019.50/x
3. Step 3: Cross multiply
   19,870.86x = 29,810.61 × 6,019.50
4. Step 4: Simplify right side
   19,870.86x = 179,444,966.90
5. Step 5: Solve for x
   x = 179,444,966.90/19,870.86
6. Step 6: Final answer
   x = 9,030.56