Finding the Fourth Proportional to 42,230,721.86, 63,322,990.26 and 33,532,872.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,230,721.86 : 63,322,990.26 = 33,532,872.78 : x
2. Step 2: Convert to fraction form
   42,230,721.86/63,322,990.26 = 33,532,872.78/x
3. Step 3: Cross multiply
   42,230,721.86x = 63,322,990.26 × 33,532,872.78
4. Step 4: Simplify right side
   42,230,721.86x = 2,123,401,776,444,776.75
5. Step 5: Solve for x
   x = 2,123,401,776,444,776.75/42,230,721.86
6. Step 6: Final answer
   x = 50,280,972.78