Finding the Fourth Proportional to 55,342,893.30, 82,790,391.15 and 48,624,429.30

Step by Step Solution

1. Step 1: Write the proportion equation
   55,342,893.30 : 82,790,391.15 = 48,624,429.30 : x
2. Step 2: Convert to fraction form
   55,342,893.30/82,790,391.15 = 48,624,429.30/x
3. Step 3: Cross multiply
   55,342,893.30x = 82,790,391.15 × 48,624,429.30
4. Step 4: Simplify right side
   55,342,893.30x = 4,025,635,521,192,520.50
5. Step 5: Solve for x
   x = 4,025,635,521,192,520.50/55,342,893.30
6. Step 6: Final answer
   x = 72,739,881.87