Finding the Fourth Proportional to 72,834,669.48, 100,510,653.42 and 39,794,205.72

Step by Step Solution

1. Step 1: Write the proportion equation
   72,834,669.48 : 100,510,653.42 = 39,794,205.72 : x
2. Step 2: Convert to fraction form
   72,834,669.48/100,510,653.42 = 39,794,205.72/x
3. Step 3: Cross multiply
   72,834,669.48x = 100,510,653.42 × 39,794,205.72
4. Step 4: Simplify right side
   72,834,669.48x = 3,999,741,619,247,101.50
5. Step 5: Solve for x
   x = 3,999,741,619,247,101.50/72,834,669.48
6. Step 6: Final answer
   x = 54,915,353.47