Finding the Fourth Proportional to 6,828,221.86, 9,422,834.69 and 3,730,678.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,828,221.86 : 9,422,834.69 = 3,730,678.55 : x
2. Step 2: Convert to fraction form
   6,828,221.86/9,422,834.69 = 3,730,678.55/x
3. Step 3: Cross multiply
   6,828,221.86x = 9,422,834.69 × 3,730,678.55
4. Step 4: Simplify right side
   6,828,221.86x = 35,153,567,291,062.69
5. Step 5: Solve for x
   x = 35,153,567,291,062.69/6,828,221.86
6. Step 6: Final answer
   x = 5,148,275.50