Finding the Fourth Proportional to 16,688,859.53, 25,036,115.39 and 5,756,080.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,688,859.53 : 25,036,115.39 = 5,756,080.55 : x
2. Step 2: Convert to fraction form
   16,688,859.53/25,036,115.39 = 5,756,080.55/x
3. Step 3: Cross multiply
   16,688,859.53x = 25,036,115.39 × 5,756,080.55
4. Step 4: Simplify right side
   16,688,859.53x = 144,109,896,689,973.69
5. Step 5: Solve for x
   x = 144,109,896,689,973.69/16,688,859.53
6. Step 6: Final answer
   x = 8,635,095.55