Finding the Fourth Proportional to 10,405,402.84, 15,601,010.18 and 5,277,945.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,405,402.84 : 15,601,010.18 = 5,277,945.59 : x
2. Step 2: Convert to fraction form
   10,405,402.84/15,601,010.18 = 5,277,945.59/x
3. Step 3: Cross multiply
   10,405,402.84x = 15,601,010.18 × 5,277,945.59
4. Step 4: Simplify right side
   10,405,402.84x = 82,341,282,879,076.11
5. Step 5: Solve for x
   x = 82,341,282,879,076.11/10,405,402.84
6. Step 6: Final answer
   x = 7,913,320.05