Finding the Fourth Proportional to 20,865,364.98, 31,298,265.63 and 5,719,298.10

Step by Step Solution

1. Step 1: Write the proportion equation
   20,865,364.98 : 31,298,265.63 = 5,719,298.10 : x
2. Step 2: Convert to fraction form
   20,865,364.98/31,298,265.63 = 5,719,298.10/x
3. Step 3: Cross multiply
   20,865,364.98x = 31,298,265.63 × 5,719,298.10
4. Step 4: Simplify right side
   20,865,364.98x = 179,004,111,150,954.28
5. Step 5: Solve for x
   x = 179,004,111,150,954.28/20,865,364.98
6. Step 6: Final answer
   x = 8,579,006.95