Finding the Fourth Proportional to 82,570,489.21, 123,904,030.58 and 30,790,863.98

Step by Step Solution

1. Step 1: Write the proportion equation
   82,570,489.21 : 123,904,030.58 = 30,790,863.98 : x
2. Step 2: Convert to fraction form
   82,570,489.21/123,904,030.58 = 30,790,863.98/x
3. Step 3: Cross multiply
   82,570,489.21x = 123,904,030.58 × 30,790,863.98
4. Step 4: Simplify right side
   82,570,489.21x = 3,815,112,152,162,540.50
5. Step 5: Solve for x
   x = 3,815,112,152,162,540.50/82,570,489.21
6. Step 6: Final answer
   x = 46,204,306.03