Finding the Fourth Proportional to 3,390,573.42, 5,085,899.61 and 994,465.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,390,573.42 : 5,085,899.61 = 994,465.86 : x
2. Step 2: Convert to fraction form
   3,390,573.42/5,085,899.61 = 994,465.86/x
3. Step 3: Cross multiply
   3,390,573.42x = 5,085,899.61 × 994,465.86
4. Step 4: Simplify right side
   3,390,573.42x = 5,057,753,529,532.31
5. Step 5: Solve for x
   x = 5,057,753,529,532.31/3,390,573.42
6. Step 6: Final answer
   x = 1,491,710.37