Finding the Fourth Proportional to 3,638,011.83, 5,456,086.91 and 1,078,628.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,638,011.83 : 5,456,086.91 = 1,078,628.30 : x
2. Step 2: Convert to fraction form
   3,638,011.83/5,456,086.91 = 1,078,628.30/x
3. Step 3: Cross multiply
   3,638,011.83x = 5,456,086.91 × 1,078,628.30
4. Step 4: Simplify right side
   3,638,011.83x = 5,885,089,748,385.55
5. Step 5: Solve for x
   x = 5,885,089,748,385.55/3,638,011.83
6. Step 6: Final answer
   x = 1,617,666.47