Finding the Fourth Proportional to 3,139,018.10, 4,708,969.80 and 1,008,387.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,139,018.10 : 4,708,969.80 = 1,008,387.86 : x
2. Step 2: Convert to fraction form
   3,139,018.10/4,708,969.80 = 1,008,387.86/x
3. Step 3: Cross multiply
   3,139,018.10x = 4,708,969.80 × 1,008,387.86
4. Step 4: Simplify right side
   3,139,018.10x = 4,748,467,979,426.63
5. Step 5: Solve for x
   x = 4,748,467,979,426.63/3,139,018.10
6. Step 6: Final answer
   x = 1,512,723.99