Finding the Fourth Proportional to 10,940.67, 16,415.60 and 4,702.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,940.67 : 16,415.60 = 4,702.05 : x
2. Step 2: Convert to fraction form
   10,940.67/16,415.60 = 4,702.05/x
3. Step 3: Cross multiply
   10,940.67x = 16,415.60 × 4,702.05
4. Step 4: Simplify right side
   10,940.67x = 77,186,948.47
5. Step 5: Solve for x
   x = 77,186,948.47/10,940.67
6. Step 6: Final answer
   x = 7,055.05