Finding the Fourth Proportional to 82,905,846, 124,235,948.16 and 33,661,816.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,905,846 : 124,235,948.16 = 33,661,816.80 : x
2. Step 2: Convert to fraction form
   82,905,846/124,235,948.16 = 33,661,816.80/x
3. Step 3: Cross multiply
   82,905,846x = 124,235,948.16 × 33,661,816.80
4. Step 4: Simplify right side
   82,905,846x = 4,182,007,726,936,216.50
5. Step 5: Solve for x
   x = 4,182,007,726,936,216.50/82,905,846
6. Step 6: Final answer
   x = 50,442,856.91