Finding the Fourth Proportional to 10,492.51, 14,479.35 and 5,776.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,492.51 : 14,479.35 = 5,776.76 : x
2. Step 2: Convert to fraction form
   10,492.51/14,479.35 = 5,776.76/x
3. Step 3: Cross multiply
   10,492.51x = 14,479.35 × 5,776.76
4. Step 4: Simplify right side
   10,492.51x = 83,643,729.91
5. Step 5: Solve for x
   x = 83,643,729.91/10,492.51
6. Step 6: Final answer
   x = 7,971.76