Finding the Fourth Proportional to 10,181,096.72, 15,271,649.40 and 2,992,631.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,181,096.72 : 15,271,649.40 = 2,992,631.12 : x
2. Step 2: Convert to fraction form
   10,181,096.72/15,271,649.40 = 2,992,631.12/x
3. Step 3: Cross multiply
   10,181,096.72x = 15,271,649.40 × 2,992,631.12
4. Step 4: Simplify right side
   10,181,096.72x = 45,702,413,248,169.33
5. Step 5: Solve for x
   x = 45,702,413,248,169.33/10,181,096.72
6. Step 6: Final answer
   x = 4,488,947.95