Finding the Fourth Proportional to 12,163,809.98, 16,696,643.23 and 10,756,315.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,163,809.98 : 16,696,643.23 = 10,756,315.10 : x
2. Step 2: Convert to fraction form
   12,163,809.98/16,696,643.23 = 10,756,315.10/x
3. Step 3: Cross multiply
   12,163,809.98x = 16,696,643.23 × 10,756,315.10
4. Step 4: Simplify right side
   12,163,809.98x = 179,594,355,709,012.56
5. Step 5: Solve for x
   x = 179,594,355,709,012.56/12,163,809.98
6. Step 6: Final answer
   x = 14,764,646.60