Finding the Fourth Proportional to 10,071,411.54, 15,111,582.58 and 5,277,961.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071,411.54 : 15,111,582.58 = 5,277,961.14 : x
2. Step 2: Convert to fraction form
   10,071,411.54/15,111,582.58 = 5,277,961.14/x
3. Step 3: Cross multiply
   10,071,411.54x = 15,111,582.58 × 5,277,961.14
4. Step 4: Simplify right side
   10,071,411.54x = 79,758,345,621,140.94
5. Step 5: Solve for x
   x = 79,758,345,621,140.94/10,071,411.54
6. Step 6: Final answer
   x = 7,919,281.75