Finding the Fourth Proportional to 10,443,469.58, 15,661,656.73 and 3,618,449.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443,469.58 : 15,661,656.73 = 3,618,449.81 : x
2. Step 2: Convert to fraction form
   10,443,469.58/15,661,656.73 = 3,618,449.81/x
3. Step 3: Cross multiply
   10,443,469.58x = 15,661,656.73 × 3,618,449.81
4. Step 4: Simplify right side
   10,443,469.58x = 56,670,918,818,953.73
5. Step 5: Solve for x
   x = 56,670,918,818,953.73/10,443,469.58
6. Step 6: Final answer
   x = 5,426,445.53