Finding the Fourth Proportional to 10,579,406.04, 15,874,124.01 and 5,111,435.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,579,406.04 : 15,874,124.01 = 5,111,435.79 : x
2. Step 2: Convert to fraction form
   10,579,406.04/15,874,124.01 = 5,111,435.79/x
3. Step 3: Cross multiply
   10,579,406.04x = 15,874,124.01 × 5,111,435.79
4. Step 4: Simplify right side
   10,579,406.04x = 81,139,565,599,612.31
5. Step 5: Solve for x
   x = 81,139,565,599,612.31/10,579,406.04
6. Step 6: Final answer
   x = 7,669,576.66