Finding the Fourth Proportional to 10,868,123.59, 16,301,185.84 and 3,678,835.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,868,123.59 : 16,301,185.84 = 3,678,835.75 : x
2. Step 2: Convert to fraction form
   10,868,123.59/16,301,185.84 = 3,678,835.75/x
3. Step 3: Cross multiply
   10,868,123.59x = 16,301,185.84 × 3,678,835.75
4. Step 4: Simplify right side
   10,868,123.59x = 59,969,385,235,585.78
5. Step 5: Solve for x
   x = 59,969,385,235,585.78/10,868,123.59
6. Step 6: Final answer
   x = 5,517,915.28