Finding the Fourth Proportional to 9,870.83, 14,793.27 and 4,678.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,870.83 : 14,793.27 = 4,678.19 : x
2. Step 2: Convert to fraction form
   9,870.83/14,793.27 = 4,678.19/x
3. Step 3: Cross multiply
   9,870.83x = 14,793.27 × 4,678.19
4. Step 4: Simplify right side
   9,870.83x = 69,205,653.81
5. Step 5: Solve for x
   x = 69,205,653.81/9,870.83
6. Step 6: Final answer
   x = 7,011.13