Finding the Fourth Proportional to 10,420,758.95, 14,380,731.81 and 5,774,621.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,420,758.95 : 14,380,731.81 = 5,774,621.61 : x
2. Step 2: Convert to fraction form
   10,420,758.95/14,380,731.81 = 5,774,621.61/x
3. Step 3: Cross multiply
   10,420,758.95x = 14,380,731.81 × 5,774,621.61
4. Step 4: Simplify right side
   10,420,758.95x = 83,043,284,677,640.42
5. Step 5: Solve for x
   x = 83,043,284,677,640.42/10,420,758.95
6. Step 6: Final answer
   x = 7,969,024.62