Finding the Fourth Proportional to 8,973.06, 12,381.35 and 4,994.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,973.06 : 12,381.35 = 4,994.07 : x
2. Step 2: Convert to fraction form
   8,973.06/12,381.35 = 4,994.07/x
3. Step 3: Cross multiply
   8,973.06x = 12,381.35 × 4,994.07
4. Step 4: Simplify right side
   8,973.06x = 61,833,303.62
5. Step 5: Solve for x
   x = 61,833,303.62/8,973.06
6. Step 6: Final answer
   x = 6,890.99