Finding the Fourth Proportional to 50,521,182.56, 69,703,316.88 and 30,921,638.48

Step by Step Solution

1. Step 1: Write the proportion equation
   50,521,182.56 : 69,703,316.88 = 30,921,638.48 : x
2. Step 2: Convert to fraction form
   50,521,182.56/69,703,316.88 = 30,921,638.48/x
3. Step 3: Cross multiply
   50,521,182.56x = 69,703,316.88 × 30,921,638.48
4. Step 4: Simplify right side
   50,521,182.56x = 2,155,340,765,420,241.50
5. Step 5: Solve for x
   x = 2,155,340,765,420,241.50/50,521,182.56
6. Step 6: Final answer
   x = 42,662,120.25