Finding the Fourth Proportional to 3,636,345.50, 5,455,305.61 and 1,392,483.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636,345.50 : 5,455,305.61 = 1,392,483.58 : x
2. Step 2: Convert to fraction form
   3,636,345.50/5,455,305.61 = 1,392,483.58/x
3. Step 3: Cross multiply
   3,636,345.50x = 5,455,305.61 × 1,392,483.58
4. Step 4: Simplify right side
   3,636,345.50x = 7,596,423,485,806.89
5. Step 5: Solve for x
   x = 7,596,423,485,806.89/3,636,345.50
6. Step 6: Final answer
   x = 2,089,026.88