Finding the Fourth Proportional to 10,661,499.18, 15,992,235.81 and 3,473,021.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,661,499.18 : 15,992,235.81 = 3,473,021.34 : x
2. Step 2: Convert to fraction form
   10,661,499.18/15,992,235.81 = 3,473,021.34/x
3. Step 3: Cross multiply
   10,661,499.18x = 15,992,235.81 × 3,473,021.34
4. Step 4: Simplify right side
   10,661,499.18x = 55,541,376,242,442.19
5. Step 5: Solve for x
   x = 55,541,376,242,442.19/10,661,499.18
6. Step 6: Final answer
   x = 5,209,527.79