Finding the Fourth Proportional to 9,055.62, 12,503.84 and 5,870.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,055.62 : 12,503.84 = 5,870.43 : x
2. Step 2: Convert to fraction form
   9,055.62/12,503.84 = 5,870.43/x
3. Step 3: Cross multiply
   9,055.62x = 12,503.84 × 5,870.43
4. Step 4: Simplify right side
   9,055.62x = 73,402,888.10
5. Step 5: Solve for x
   x = 73,402,888.10/9,055.62
6. Step 6: Final answer
   x = 8,105.78