Finding the Fourth Proportional to 16,039,678.69, 24,049,909.88 and 5,105,145.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,039,678.69 : 24,049,909.88 = 5,105,145.18 : x
2. Step 2: Convert to fraction form
   16,039,678.69/24,049,909.88 = 5,105,145.18/x
3. Step 3: Cross multiply
   16,039,678.69x = 24,049,909.88 × 5,105,145.18
4. Step 4: Simplify right side
   16,039,678.69x = 122,778,281,503,316.36
5. Step 5: Solve for x
   x = 122,778,281,503,316.36/16,039,678.69
6. Step 6: Final answer
   x = 7,654,659.66