Finding the Fourth Proportional to 5,200,456.10, 7,790,186.55 and 2,953,969.70

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200,456.10 : 7,790,186.55 = 2,953,969.70 : x
2. Step 2: Convert to fraction form
   5,200,456.10/7,790,186.55 = 2,953,969.70/x
3. Step 3: Cross multiply
   5,200,456.10x = 7,790,186.55 × 2,953,969.70
4. Step 4: Simplify right side
   5,200,456.10x = 23,011,975,026,047.54
5. Step 5: Solve for x
   x = 23,011,975,026,047.54/5,200,456.10
6. Step 6: Final answer
   x = 4,424,991.69