Finding the Fourth Proportional to 10,868,124.59, 16,301,187.34 and 3,678,836.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,868,124.59 : 16,301,187.34 = 3,678,836.75 : x
2. Step 2: Convert to fraction form
   10,868,124.59/16,301,187.34 = 3,678,836.75/x
3. Step 3: Cross multiply
   10,868,124.59x = 16,301,187.34 × 3,678,836.75
4. Step 4: Simplify right side
   10,868,124.59x = 59,969,407,055,026.74
5. Step 5: Solve for x
   x = 59,969,407,055,026.74/10,868,124.59
6. Step 6: Final answer
   x = 5,517,916.78