Finding the Fourth Proportional to 49,034,978.02, 67,668,266.46 and 28,420,381.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,034,978.02 : 67,668,266.46 = 28,420,381.72 : x
2. Step 2: Convert to fraction form
   49,034,978.02/67,668,266.46 = 28,420,381.72/x
3. Step 3: Cross multiply
   49,034,978.02x = 67,668,266.46 × 28,420,381.72
4. Step 4: Simplify right side
   49,034,978.02x = 1,923,157,963,123,872.75
5. Step 5: Solve for x
   x = 1,923,157,963,123,872.75/49,034,978.02
6. Step 6: Final answer
   x = 39,220,124.91