Finding the Fourth Proportional to 82,323,320.52, 123,485,654.20 and 26,990,347.91

Step by Step Solution

1. Step 1: Write the proportion equation
   82,323,320.52 : 123,485,654.20 = 26,990,347.91 : x
2. Step 2: Convert to fraction form
   82,323,320.52/123,485,654.20 = 26,990,347.91/x
3. Step 3: Cross multiply
   82,323,320.52x = 123,485,654.20 × 26,990,347.91
4. Step 4: Simplify right side
   82,323,320.52x = 3,332,920,768,067,049
5. Step 5: Solve for x
   x = 3,332,920,768,067,049/82,323,320.52
6. Step 6: Final answer
   x = 40,485,742.64