Finding the Fourth Proportional to 50,878,648.48, 70,206,157.92 and 34,394,638.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,878,648.48 : 70,206,157.92 = 34,394,638.72 : x
2. Step 2: Convert to fraction form
   50,878,648.48/70,206,157.92 = 34,394,638.72/x
3. Step 3: Cross multiply
   50,878,648.48x = 70,206,157.92 × 34,394,638.72
4. Step 4: Simplify right side
   50,878,648.48x = 2,414,715,437,577,666.50
5. Step 5: Solve for x
   x = 2,414,715,437,577,666.50/50,878,648.48
6. Step 6: Final answer
   x = 47,460,290.51