Finding the Fourth Proportional to 51,654,188.88, 71,286,016.41 and 28,449,310.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,654,188.88 : 71,286,016.41 = 28,449,310.50 : x
2. Step 2: Convert to fraction form
   51,654,188.88/71,286,016.41 = 28,449,310.50/x
3. Step 3: Cross multiply
   51,654,188.88x = 71,286,016.41 × 28,449,310.50
4. Step 4: Simplify right side
   51,654,188.88x = 2,028,038,015,156,185.25
5. Step 5: Solve for x
   x = 2,028,038,015,156,185.25/51,654,188.88
6. Step 6: Final answer
   x = 39,261,830.63