Finding the Fourth Proportional to 3,139,016.10, 4,708,966.80 and 1,008,385.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,139,016.10 : 4,708,966.80 = 1,008,385.86 : x
2. Step 2: Convert to fraction form
   3,139,016.10/4,708,966.80 = 1,008,385.86/x
3. Step 3: Cross multiply
   3,139,016.10x = 4,708,966.80 × 1,008,385.86
4. Step 4: Simplify right side
   3,139,016.10x = 4,748,455,536,329.45
5. Step 5: Solve for x
   x = 4,748,455,536,329.45/3,139,016.10
6. Step 6: Final answer
   x = 1,512,720.99