Finding the Fourth Proportional to 11,139,454.76, 16,705,940.55 and 4,314,505.73

Step by Step Solution

1. Step 1: Write the proportion equation
   11,139,454.76 : 16,705,940.55 = 4,314,505.73 : x
2. Step 2: Convert to fraction form
   11,139,454.76/16,705,940.55 = 4,314,505.73/x
3. Step 3: Cross multiply
   11,139,454.76x = 16,705,940.55 × 4,314,505.73
4. Step 4: Simplify right side
   11,139,454.76x = 72,077,876,211,696.50
5. Step 5: Solve for x
   x = 72,077,876,211,696.50/11,139,454.76
6. Step 6: Final answer
   x = 6,470,503.07